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mouse-wheel.html

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  1. <!DOCTYPE html>
    2. 

  2. <html lang="en-US">
    3. 

  3.   <head>
    4. 

  4.     <meta charset="utf-8">
    5. 

  5.     <meta name="viewport" content="width=device-width,initial-scale=1">
    6. 

  6.     <title>mouse-wheel | BetterScroll 2.0</title>
    7. 

  7.     <meta name="generator" content="VuePress 1.9.10">
    8. 

  8.     <link rel="shortcut icon" href="/docs/assets/bs.ico" type="images/x-icon">
    9. 

  9.     <script src="https://www.googletagmanager.com/gtag/js?id=G-7E85TW7P27"></script>
    10. 

  10.     <script type="text/javascript">
    11. 

  11.       window.dataLayer = window.dataLayer || [];
    12. 

  12.       function gtag(){dataLayer.push(arguments);}
    13. 

  13.       gtag('js', new Date());
    14. 

  14.       gtag('config', 'G-7E85TW7P27');
    15. 

  15.     </script>
    16. 

  16.     <meta name="description" content="Make Scroll Perfect">
    17. 

  17.     
    18. 

  18.     <link rel="preload" href="/docs/assets/css/0.styles.0cd93813.css" as="style"><link rel="preload" href="/docs/assets/js/app.c71b64d3.js" as="script"><link rel="preload" href="/docs/assets/js/5.d6412664.js" as="script"><link rel="preload" href="/docs/assets/js/4.4855b9ef.js" as="script"><link rel="preload" href="/docs/assets/js/3.481632b4.js" as="script"><link rel="preload" href="/docs/assets/js/87.0db12b1e.js" as="script"><link rel="preload" href="/docs/assets/js/56.cd04bae9.js" as="script"><link rel="prefetch" href="/docs/assets/js/1.8644db92.js"><link rel="prefetch" href="/docs/assets/js/10.6f8c38eb.js"><link rel="prefetch" href="/docs/assets/js/100.ee08226e.js"><link rel="prefetch" href="/docs/assets/js/101.fd2f3d9f.js"><link rel="prefetch" href="/docs/assets/js/102.79d86e3d.js"><link rel="prefetch" href="/docs/assets/js/103.7a3ae3b5.js"><link rel="prefetch" href="/docs/assets/js/104.7be4589d.js"><link rel="prefetch" href="/docs/assets/js/105.75386d15.js"><link rel="prefetch" href="/docs/assets/js/106.a4a18e8d.js"><link rel="prefetch" href="/docs/assets/js/107.561ec2e2.js"><link rel="prefetch" href="/docs/assets/js/108.1c61689f.js"><link rel="prefetch" href="/docs/assets/js/109.da71a73e.js"><link rel="prefetch" href="/docs/assets/js/110.5e0fa2d1.js"><link rel="prefetch" href="/docs/assets/js/111.1e326dd1.js"><link rel="prefetch" href="/docs/assets/js/112.590ba317.js"><link rel="prefetch" href="/docs/assets/js/113.cf201ace.js"><link rel="prefetch" href="/docs/assets/js/114.6d895ce2.js"><link rel="prefetch" href="/docs/assets/js/115.572aee19.js"><link rel="prefetch" href="/docs/assets/js/116.754722a0.js"><link rel="prefetch" href="/docs/assets/js/117.15e4dab3.js"><link rel="prefetch" href="/docs/assets/js/118.721d68f8.js"><link rel="prefetch" href="/docs/assets/js/119.c5c28d96.js"><link rel="prefetch" href="/docs/assets/js/120.12cd2e0e.js"><link rel="prefetch" href="/docs/assets/js/121.e41f8100.js"><link rel="prefetch" href="/docs/assets/js/122.9ebe2f53.js"><link rel="prefetch" href="/docs/assets/js/123.f90c91f9.js"><link rel="prefetch" href="/docs/assets/js/13.b0c40cd7.js"><link rel="prefetch" href="/docs/assets/js/14.28bec126.js"><link rel="prefetch" href="/docs/assets/js/15.87b22af4.js"><link rel="prefetch" href="/docs/assets/js/16.c10e14e7.js"><link rel="prefetch" href="/docs/assets/js/17.5c921c77.js"><link rel="prefetch" href="/docs/assets/js/18.dc23b7e3.js"><link rel="prefetch" href="/docs/assets/js/19.a4034f95.js"><link rel="prefetch" href="/docs/assets/js/2.03f0f2c8.js"><link rel="prefetch" href="/docs/assets/js/20.8633fd45.js"><link rel="prefetch" href="/docs/assets/js/21.1fbf8d7e.js"><link rel="prefetch" href="/docs/assets/js/22.2888cfc5.js"><link rel="prefetch" href="/docs/assets/js/23.f951d302.js"><link rel="prefetch" href="/docs/assets/js/24.12842718.js"><link rel="prefetch" href="/docs/assets/js/25.5a5a3137.js"><link rel="prefetch" href="/docs/assets/js/26.88e81f0b.js"><link 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href="/docs/assets/js/75.9497b6fa.js"><link rel="prefetch" href="/docs/assets/js/76.2081d35e.js"><link rel="prefetch" href="/docs/assets/js/77.e5a8b470.js"><link rel="prefetch" href="/docs/assets/js/78.6d3ef23b.js"><link rel="prefetch" href="/docs/assets/js/79.025583e1.js"><link rel="prefetch" href="/docs/assets/js/8.8547d4ad.js"><link rel="prefetch" href="/docs/assets/js/80.e7e3ef35.js"><link rel="prefetch" href="/docs/assets/js/81.569d569f.js"><link rel="prefetch" href="/docs/assets/js/82.ac3ed0f7.js"><link rel="prefetch" href="/docs/assets/js/83.3393dfc3.js"><link rel="prefetch" href="/docs/assets/js/84.e5352ac1.js"><link rel="prefetch" href="/docs/assets/js/85.c7cdb129.js"><link rel="prefetch" href="/docs/assets/js/86.0aa0af94.js"><link rel="prefetch" href="/docs/assets/js/88.e8651cfa.js"><link rel="prefetch" href="/docs/assets/js/89.1b58abde.js"><link rel="prefetch" href="/docs/assets/js/9.0a882dfc.js"><link rel="prefetch" href="/docs/assets/js/90.d65d2d13.js"><link rel="prefetch" href="/docs/assets/js/91.32b2ad41.js"><link rel="prefetch" href="/docs/assets/js/92.795675a1.js"><link rel="prefetch" href="/docs/assets/js/93.818e5569.js"><link rel="prefetch" href="/docs/assets/js/94.79c2b16e.js"><link rel="prefetch" href="/docs/assets/js/95.4810ee5e.js"><link rel="prefetch" href="/docs/assets/js/96.6e382fd5.js"><link rel="prefetch" href="/docs/assets/js/97.e270d7b5.js"><link rel="prefetch" href="/docs/assets/js/98.728ef6c2.js"><link rel="prefetch" href="/docs/assets/js/99.c75096e0.js"><link rel="prefetch" href="/docs/assets/js/vendors~docsearch.2091e099.js">
    19. 

  19.     <link rel="stylesheet" href="/docs/assets/css/0.styles.0cd93813.css">
    20. 

  20.   </head>
    21. 

  21.   <body>
    22. 

  22.     <div id="app" data-server-rendered="true"><div class="theme-container"><header class="navbar"><div class="sidebar-button"><svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" role="img" viewBox="0 0 448 512" class="icon"><path fill="currentColor" d="M436 124H12c-6.627 0-12-5.373-12-12V80c0-6.627 5.373-12 12-12h424c6.627 0 12 5.373 12 12v32c0 6.627-5.373 12-12 12zm0 160H12c-6.627 0-12-5.373-12-12v-32c0-6.627 5.373-12 12-12h424c6.627 0 12 5.373 12 12v32c0 6.627-5.373 12-12 12zm0 160H12c-6.627 0-12-5.373-12-12v-32c0-6.627 5.373-12 12-12h424c6.627 0 12 5.373 12 12v32c0 6.627-5.373 12-12 12z"></path></svg></div> <a href="/docs/en-US/" class="home-link router-link-active"><img src="https://dpubstatic.udache.com/static/dpubimg/t_L6vAgQ-E/logo.svg" alt="BetterScroll 2.0" class="logo"> <span class="site-name can-hide">BetterScroll 2.0</span></a> <div class="links"><form id="search-form" role="search" class="algolia-search-wrapper search-box"><input id="algolia-search-input" class="search-query"></form> <nav class="nav-links can-hide"><div class="nav-item"><a href="/docs/en-US/guide/" class="nav-link">
    23. 

  23.   Guide
    24. 

  24. </a></div><div class="nav-item"><a href="/docs/en-US/plugins/" class="nav-link router-link-active">
    25. 

  25.   Plugin
    26. 

  26. </a></div><div class="nav-item"><a href="/docs/en-US/FAQ/" class="nav-link">
    27. 

  27.   FAQ
    28. 

  28. </a></div><div class="nav-item"><a href="https://github.com/ustbhuangyi/better-scroll/issues" target="_blank" rel="noopener noreferrer" class="nav-link external">
    29. 

  29.   Discuss
    30. 

  30.   <span><svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15" class="icon outbound"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path> <polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg> <span class="sr-only">(opens new window)</span></span></a></div><div class="nav-item"><div class="dropdown-wrapper"><button type="button" aria-label="Select language" class="dropdown-title"><span class="title">Languages</span> <span class="arrow down"></span></button> <button type="button" aria-label="Select language" class="mobile-dropdown-title"><span class="title">Languages</span> <span class="arrow right"></span></button> <ul class="nav-dropdown" style="display:none;"><li class="dropdown-item"><!----> <a href="/docs/en-US/plugins/mouse-wheel.html" aria-current="page" class="nav-link router-link-exact-active router-link-active">
    31. 

  31.   English
    32. 

  32. </a></li><li class="dropdown-item"><!----> <a href="/docs/zh-CN/plugins/mouse-wheel.html" class="nav-link">
    33. 

  33.   简体中文
    34. 

  34. </a></li></ul></div></div> <a href="https://github.com/ustbhuangyi/better-scroll" target="_blank" rel="noopener noreferrer" class="repo-link">
    35. 

  35.     GitHub
    36. 

  36.     <span><svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15" class="icon outbound"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path> <polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg> <span class="sr-only">(opens new window)</span></span></a></nav></div></header> <div class="sidebar-mask"></div> <aside class="sidebar"><nav class="nav-links"><div class="nav-item"><a href="/docs/en-US/guide/" class="nav-link">
    37. 

  37.   Guide
    38. 

  38. </a></div><div class="nav-item"><a href="/docs/en-US/plugins/" class="nav-link router-link-active">
    39. 

  39.   Plugin
    40. 

  40. </a></div><div class="nav-item"><a href="/docs/en-US/FAQ/" class="nav-link">
    41. 

  41.   FAQ
    42. 

  42. </a></div><div class="nav-item"><a href="https://github.com/ustbhuangyi/better-scroll/issues" target="_blank" rel="noopener noreferrer" class="nav-link external">
    43. 

  43.   Discuss
    44. 

  44.   <span><svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15" class="icon outbound"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path> <polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg> <span class="sr-only">(opens new window)</span></span></a></div><div class="nav-item"><div class="dropdown-wrapper"><button type="button" aria-label="Select language" class="dropdown-title"><span class="title">Languages</span> <span class="arrow down"></span></button> <button type="button" aria-label="Select language" class="mobile-dropdown-title"><span class="title">Languages</span> <span class="arrow right"></span></button> <ul class="nav-dropdown" style="display:none;"><li class="dropdown-item"><!----> <a href="/docs/en-US/plugins/mouse-wheel.html" aria-current="page" class="nav-link router-link-exact-active router-link-active">
    45. 

  45.   English
    46. 

  46. </a></li><li class="dropdown-item"><!----> <a href="/docs/zh-CN/plugins/mouse-wheel.html" class="nav-link">
    47. 

  47.   简体中文
    48. 

  48. </a></li></ul></div></div> <a href="https://github.com/ustbhuangyi/better-scroll" target="_blank" rel="noopener noreferrer" class="repo-link">
    49. 

  49.     GitHub
    50. 

  50.     <span><svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15" class="icon outbound"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path> <polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg> <span class="sr-only">(opens new window)</span></span></a></nav>  <ul class="sidebar-links"><li><section class="sidebar-group depth-0"><p class="sidebar-heading"><span>Plugins Guide</span> <!----></p> <ul class="sidebar-links sidebar-group-items"><li><a href="/docs/en-US/plugins/" aria-current="page" class="sidebar-link">plugins</a></li><li><a href="/docs/en-US/plugins/how-to-write.html" class="sidebar-link">How to write plugins</a></li></ul></section></li><li><section class="sidebar-group depth-0"><p class="sidebar-heading open"><span>Plugins</span> <!----></p> <ul class="sidebar-links sidebar-group-items"><li><a href="/docs/en-US/plugins/mouse-wheel.html" aria-current="page" class="active sidebar-link">mouse-wheel</a><ul class="sidebar-sub-headers"><li class="sidebar-sub-header"><a href="/docs/en-US/plugins/mouse-wheel.html#install" class="sidebar-link">Install</a></li><li class="sidebar-sub-header"><a href="/docs/en-US/plugins/mouse-wheel.html#basic-usage" class="sidebar-link">Basic Usage</a></li><li class="sidebar-sub-header"><a href="/docs/en-US/plugins/mouse-wheel.html#advanced-usage" class="sidebar-link">Advanced Usage</a></li><li class="sidebar-sub-header"><a href="/docs/en-US/plugins/mouse-wheel.html#mousewheel-options" class="sidebar-link">mouseWheel options</a></li><li class="sidebar-sub-header"><a href="/docs/en-US/plugins/mouse-wheel.html#events" class="sidebar-link">Events</a></li></ul></li><li><a href="/docs/en-US/plugins/observe-dom.html" class="sidebar-link">observe-dom</a></li><li><a href="/docs/en-US/plugins/observe-image.html" class="sidebar-link">observe-image</a></li><li><a href="/docs/en-US/plugins/pulldown.html" class="sidebar-link">pulldown</a></li><li><a href="/docs/en-US/plugins/pullup.html" class="sidebar-link">pullup</a></li><li><a href="/docs/en-US/plugins/scroll-bar.html" class="sidebar-link">scrollbar</a></li><li><a href="/docs/en-US/plugins/indicators.html" class="sidebar-link">indicators</a></li><li><a href="/docs/en-US/plugins/slide.html" class="sidebar-link">slide</a></li><li><a href="/docs/en-US/plugins/wheel.html" class="sidebar-link">wheel</a></li><li><a href="/docs/en-US/plugins/zoom.html" class="sidebar-link">zoom</a></li><li><a href="/docs/en-US/plugins/nested-scroll.html" class="sidebar-link">nested-scroll</a></li><li><a href="/docs/en-US/plugins/infinity.html" class="sidebar-link">infinity</a></li><li><a href="/docs/en-US/plugins/movable.html" class="sidebar-link">movable</a></li></ul></section></li></ul> </aside> <main class="page"> <div class="theme-default-content content__default"><h1 id="mouse-wheel"><a href="#mouse-wheel" class="header-anchor">#</a> mouse-wheel</h1> <p>mouseWheel extends the capabilities of the BetterScroll mouse wheel.</p> <h2 id="install"><a href="#install" class="header-anchor">#</a> Install</h2> <div class="language-bash extra-class"><pre class="language-bash"><code><span class="token function">npm</span> <span class="token function">install</span> @better-scroll/mouse-wheel <span class="token parameter variable">--save</span>
    51. 

  51. 

  52. // or
    53. 

  53. 

  54. <span class="token function">yarn</span> <span class="token function">add</span> @better-scroll/mouse-wheel
    55. 

  55. </code></pre></div><div class="custom-block tip"><p class="custom-block-title">TIP</p> <p>Currently supports mouse wheel: core, slide, wheel, pullup, pulldown plugins.</p></div> <h2 id="basic-usage"><a href="#basic-usage" class="header-anchor">#</a> Basic Usage</h2> <p>In order to enable the mouseWheel plugin, you need to first import it, register the plugin through the static method <code>BScroll.use()</code>, and finally pass in the correct <a href="/docs/en-US/plugins/mouse-wheel.html#mousewheel-options">mouseWheel option</a></p> <div class="language-js extra-class"><pre class="language-js"><code>  <span class="token keyword">import</span> BScroll <span class="token keyword">from</span> <span class="token string">'@better-scroll/core'</span>
    56. 

  56.   <span class="token keyword">import</span> MouseWheel <span class="token keyword">from</span> <span class="token string">'@better-scroll/mouse-wheel'</span>
    57. 

  57.   BScroll<span class="token punctuation">.</span><span class="token function">use</span><span class="token punctuation">(</span>MouseWheel<span class="token punctuation">)</span>
    58. 

  58. 

  59.   <span class="token keyword">new</span> <span class="token class-name">BScroll</span><span class="token punctuation">(</span><span class="token string">'.bs-wrapper'</span><span class="token punctuation">,</span> <span class="token punctuation">{</span>
    60. 

  60.     <span class="token comment">//...</span>
    61. 

  61.     <span class="token literal-property property">mouseWheel</span><span class="token operator">:</span> <span class="token punctuation">{</span>
    62. 

  62.       <span class="token literal-property property">speed</span><span class="token operator">:</span> <span class="token number">20</span><span class="token punctuation">,</span>
    63. 

  63.       <span class="token literal-property property">invert</span><span class="token operator">:</span> <span class="token boolean">false</span><span class="token punctuation">,</span>
    64. 

  64.       <span class="token literal-property property">easeTime</span><span class="token operator">:</span> <span class="token number">300</span>
    65. 

  65.     <span class="token punctuation">}</span>
    66. 

  66.   <span class="token punctuation">}</span><span class="token punctuation">)</span>
    67. 

  67. </code></pre></div><ul><li><strong>VerticalScroll Demo</strong></li></ul> <div class="demo-wrap"><div class="demo-nav"><i class="demo-nav-btn icon-code"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="#000"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="3" d="M10 20l4-16m4 4l4 4-4 4M6 16l-4-4 4-4"></path></svg></i> <!----> <i class="demo-nav-btn icon-preview"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="#666"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M9.75 17L9 20l-1 1h8l-1-1-.75-3M3 13h18M5 17h14a2 2 0 002-2V5a2 2 0 00-2-2H5a2 2 0 00-2 2v10a2 2 0 002 2z"></path></svg></i></div> <div class="demo-code" style="display:;"><div class="demo-code-nav"><button class="demo-code-btn active">Template</button><button class="demo-code-btn">Script</button><button class="demo-code-btn">Style</button></div> <div class="demo-code-content"><div class="demo-code-item" style="display:;"><div class="language-vue extra-class"><pre class="language-vue"><code><span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>template</span><span class="token punctuation">&gt;</span></span>
    68. 

  68.   <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>div</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>mouse-wheel-vertical-scroll<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>
    69. 

  69.     <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>div</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>mouse-wheel-wrapper<span class="token punctuation">&quot;</span></span> <span class="token attr-name">ref</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>scroll<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>
    70. 

  70.       <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>div</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>mouse-wheel-content<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>
    71. 

  71.         <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>div</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>mouse-wheel-item<span class="token punctuation">&quot;</span></span> <span class="token attr-name">v-for</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>n in 100<span class="token punctuation">&quot;</span></span> <span class="token attr-name">:key</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>n<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>{{n}}<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>div</span><span class="token punctuation">&gt;</span></span>
    72. 

  72.       <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>div</span><span class="token punctuation">&gt;</span></span>
    73. 

  73.     <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>div</span><span class="token punctuation">&gt;</span></span>
    74. 

  74.   <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>div</span><span class="token punctuation">&gt;</span></span>
    75. 

  75. <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>template</span><span class="token punctuation">&gt;</span></span></code></pre></div></div><div class="demo-code-item" style="display:none;"><div class="language-vue extra-class"><pre class="language-vue"><code><span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>script</span> <span class="token attr-name">type</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>text/ecmascript-6<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span><span class="token script"><span class="token language-javascript">
    76. 

  76.   <span class="token keyword">import</span> BScroll <span class="token keyword">from</span> <span class="token string">'@better-scroll/core'</span>
    77. 

  77.   <span class="token keyword">import</span> MouseWheel <span class="token keyword">from</span> <span class="token string">'@better-scroll/mouse-wheel'</span>
    78. 

  78.   BScroll<span class="token punctuation">.</span><span class="token function">use</span><span class="token punctuation">(</span>MouseWheel<span class="token punctuation">)</span>
    79. 

  79. 

  80.   <span class="token keyword">export</span> <span class="token keyword">default</span> <span class="token punctuation">{</span>
    81. 

  81.     <span class="token function">mounted</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
    82. 

  82.       <span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">init</span><span class="token punctuation">(</span><span class="token punctuation">)</span>
    83. 

  83.     <span class="token punctuation">}</span><span class="token punctuation">,</span>
    84. 

  84.     <span class="token literal-property property">methods</span><span class="token operator">:</span> <span class="token punctuation">{</span>
    85. 

  85.       <span class="token function">init</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
    86. 

  86.         <span class="token keyword">this</span><span class="token punctuation">.</span>scroll <span class="token operator">=</span> <span class="token keyword">new</span> <span class="token class-name">BScroll</span><span class="token punctuation">(</span><span class="token keyword">this</span><span class="token punctuation">.</span>$refs<span class="token punctuation">.</span>scroll<span class="token punctuation">,</span> <span class="token punctuation">{</span>
    87. 

  87.           <span class="token literal-property property">mouseWheel</span><span class="token operator">:</span> <span class="token boolean">true</span>
    88. 

  88.         <span class="token punctuation">}</span><span class="token punctuation">)</span>
    89. 

  89.       <span class="token punctuation">}</span>
    90. 

  90.     <span class="token punctuation">}</span>
    91. 

  91.   <span class="token punctuation">}</span>
    92. 

  92. </span></span><span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>script</span><span class="token punctuation">&gt;</span></span></code></pre></div></div><div class="demo-code-item" style="display:none;"><div class="language-styl extra-class"><pre class="language-styl"><code>&lt;style lang=<span class="token string">&quot;stylus&quot;</span> rel=<span class="token string">&quot;stylesheet/stylus&quot;</span> scoped&gt;
    93. 

  93. 

  94. <span class="token selector">.mouse-wheel-vertical-scroll</span>
    95. 

  95.   <span class="token selector">.mouse-wheel-wrapper</span>
    96. 

  96.     <span class="token property-declaration"><span class="token property">height</span> <span class="token number">400</span><span class="token unit">px</span></span>
    97. 

  97.     <span class="token property-declaration"><span class="token property">overflow</span> hidden</span>
    98. 

  98.     <span class="token selector">.mouse-wheel-item</span>
    99. 

  99.       <span class="token property-declaration"><span class="token property">height</span> <span class="token number">50</span><span class="token unit">px</span></span>
    100. 

  100.       <span class="token property-declaration"><span class="token property">line-height</span> <span class="token number">50</span><span class="token unit">px</span></span>
    101. 

  101.       <span class="token property-declaration"><span class="token property">font-size</span> <span class="token number">20</span><span class="token unit">px</span></span>
    102. 

  102.       <span class="token property-declaration"><span class="token property">font-weight</span> bold</span>
    103. 

  103.       <span class="token property-declaration"><span class="token property">text-align</span> center</span>
    104. 

  104.       <span class="token selector">&amp;:nth-child(2n)</span>
    105. 

  105.         <span class="token property-declaration"><span class="token property">background-color</span> <span class="token hexcode">#C3D899</span></span>
    106. 

  106.       <span class="token selector">&amp;:nth-child(2n+1)</span>
    107. 

  107.         <span class="token property-declaration"><span class="token property">background-color</span> <span class="token hexcode">#F2D4A7</span></span>
    108. 

  108. &lt;/style&gt;</code></pre></div></div> <i class="demo-code-content-copy"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="#ccc"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M8 5H6a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2v-1M8 5a2 2 0 002 2h2a2 2 0 002-2M8 5a2 2 0 012-2h2a2 2 0 012 2m0 0h2a2 2 0 012 2v3m2 4H10m0 0l3-3m-3 3l3 3"></path></svg></i> <!----></div></div> <div class="demo-main"><div class="demo-component-wrap"></div></div></div> <ul><li><p><strong>HorizontalScroll Demo</strong></p> <div class="demo-wrap"><div class="demo-nav"><i class="demo-nav-btn icon-code"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="#666"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M10 20l4-16m4 4l4 4-4 4M6 16l-4-4 4-4"></path></svg></i> <!----> <i class="demo-nav-btn icon-preview"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="#666"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M9.75 17L9 20l-1 1h8l-1-1-.75-3M3 13h18M5 17h14a2 2 0 002-2V5a2 2 0 00-2-2H5a2 2 0 00-2 2v10a2 2 0 002 2z"></path></svg></i></div> <div class="demo-code" style="display:none;"><div class="demo-code-nav"><button class="demo-code-btn active">Template</button><button class="demo-code-btn">Script</button><button class="demo-code-btn">Style</button></div> <div class="demo-code-content"><div class="demo-code-item" style="display:;"><div class="language-vue extra-class"><pre class="language-vue"><code><span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>template</span><span class="token punctuation">&gt;</span></span>
    109. 

  109.   <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>div</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>mouse-wheel-horizontal-scroll<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>
    110. 

  110.     <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>div</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>mouse-wheel-wrapper<span class="token punctuation">&quot;</span></span> <span class="token attr-name">ref</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>scroll<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>
    111. 

  111.       <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>div</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>mouse-wheel-content<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>
    112. 

  112.         <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>div</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>mouse-wheel-item<span class="token punctuation">&quot;</span></span> <span class="token attr-name">v-for</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>n in 100<span class="token punctuation">&quot;</span></span> <span class="token attr-name">:key</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>n<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>{{n}}<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>div</span><span class="token punctuation">&gt;</span></span>
    113. 

  113.       <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>div</span><span class="token punctuation">&gt;</span></span>
    114. 

  114.     <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>div</span><span class="token punctuation">&gt;</span></span>
    115. 

  115.   <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>div</span><span class="token punctuation">&gt;</span></span>
    116. 

  116. <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>template</span><span class="token punctuation">&gt;</span></span></code></pre></div></div><div class="demo-code-item" style="display:none;"><div class="language-vue extra-class"><pre class="language-vue"><code><span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>script</span> <span class="token attr-name">type</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>text/ecmascript-6<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span><span class="token script"><span class="token language-javascript">
    117. 

  117.   <span class="token keyword">import</span> BScroll <span class="token keyword">from</span> <span class="token string">'@better-scroll/core'</span>
    118. 

  118.   <span class="token keyword">import</span> MouseWheel <span class="token keyword">from</span> <span class="token string">'@better-scroll/mouse-wheel'</span>
    119. 

  119. 

  120.   BScroll<span class="token punctuation">.</span><span class="token function">use</span><span class="token punctuation">(</span>MouseWheel<span class="token punctuation">)</span>
    121. 

  121. 

  122.   <span class="token keyword">export</span> <span class="token keyword">default</span> <span class="token punctuation">{</span>
    123. 

  123.     <span class="token function">mounted</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
    124. 

  124.       <span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">init</span><span class="token punctuation">(</span><span class="token punctuation">)</span>
    125. 

  125.     <span class="token punctuation">}</span><span class="token punctuation">,</span>
    126. 

  126.     <span class="token literal-property property">methods</span><span class="token operator">:</span> <span class="token punctuation">{</span>
    127. 

  127.       <span class="token function">init</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
    128. 

  128.         <span class="token keyword">this</span><span class="token punctuation">.</span>bs <span class="token operator">=</span> <span class="token keyword">new</span> <span class="token class-name">BScroll</span><span class="token punctuation">(</span><span class="token keyword">this</span><span class="token punctuation">.</span>$refs<span class="token punctuation">.</span>scroll<span class="token punctuation">,</span> <span class="token punctuation">{</span>
    129. 

  129.           <span class="token literal-property property">scrollX</span><span class="token operator">:</span> <span class="token boolean">true</span><span class="token punctuation">,</span>
    130. 

  130.           <span class="token literal-property property">scrollY</span><span class="token operator">:</span> <span class="token boolean">false</span><span class="token punctuation">,</span>
    131. 

  131.           <span class="token literal-property property">mouseWheel</span><span class="token operator">:</span> <span class="token boolean">true</span>
    132. 

  132.         <span class="token punctuation">}</span><span class="token punctuation">)</span>
    133. 

  133.       <span class="token punctuation">}</span>
    134. 

  134.     <span class="token punctuation">}</span>
    135. 

  135.   <span class="token punctuation">}</span>
    136. 

  136. </span></span><span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>script</span><span class="token punctuation">&gt;</span></span></code></pre></div></div><div class="demo-code-item" style="display:none;"><div class="language-styl extra-class"><pre class="language-styl"><code>&lt;style lang=<span class="token string">&quot;stylus&quot;</span> scoped&gt;
    137. 

  137. 

  138. <span class="token selector">.mouse-wheel-horizontal-scroll</span>
    139. 

  139.   <span class="token selector">.mouse-wheel-wrapper</span>
    140. 

  140.     <span class="token property-declaration"><span class="token property">width</span> <span class="token number">90</span><span class="token unit">%</span></span>
    141. 

  141.     <span class="token property-declaration"><span class="token property">margin</span> <span class="token number">80</span><span class="token unit">px</span> auto</span>
    142. 

  142.     <span class="token property-declaration"><span class="token property">white-space</span> nowrap</span>
    143. 

  143.     <span class="token property-declaration"><span class="token property">border</span> <span class="token number">3</span><span class="token unit">px</span> solid <span class="token hexcode">#42b983</span></span>
    144. 

  144.     <span class="token property-declaration"><span class="token property">border-radius</span> <span class="token number">5</span><span class="token unit">px</span></span>
    145. 

  145.     <span class="token property-declaration"><span class="token property">overflow</span> hidden</span>
    146. 

  146.     <span class="token selector">.mouse-wheel-content</span>
    147. 

  147.       <span class="token property-declaration"><span class="token property">display</span> inline-block</span>
    148. 

  148.       <span class="token selector">.mouse-wheel-item</span>
    149. 

  149.         <span class="token property-declaration"><span class="token property">height</span> <span class="token number">50</span><span class="token unit">px</span></span>
    150. 

  150.         <span class="token property-declaration"><span class="token property">line-height</span> <span class="token number">50</span><span class="token unit">px</span></span>
    151. 

  151.         <span class="token property-declaration"><span class="token property">font-size</span> <span class="token number">24</span><span class="token unit">px</span></span>
    152. 

  152.         <span class="token property-declaration"><span class="token property">display</span> inline-block</span>
    153. 

  153.         <span class="token property-declaration"><span class="token property">text-align</span> center</span>
    154. 

  154.         <span class="token property-declaration"><span class="token property">padding</span> <span class="token number">0</span> <span class="token number">20</span><span class="token unit">px</span></span>
    155. 

  155.         <span class="token selector">&amp;:nth-child(2n)</span>
    156. 

  156.           <span class="token property-declaration"><span class="token property">background-color</span> <span class="token hexcode">#C3D899</span></span>
    157. 

  157.         <span class="token selector">&amp;:nth-child(2n+1)</span>
    158. 

  158.           <span class="token property-declaration"><span class="token property">background-color</span> <span class="token hexcode">#F2D4A7</span></span>
    159. 

  159. &lt;/style&gt;</code></pre></div></div> <i class="demo-code-content-copy"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="#ccc"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M8 5H6a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2v-1M8 5a2 2 0 002 2h2a2 2 0 002-2M8 5a2 2 0 012-2h2a2 2 0 012 2m0 0h2a2 2 0 012 2v3m2 4H10m0 0l3-3m-3 3l3 3"></path></svg></i> <!----></div></div> <div class="demo-main"><div class="demo-component-wrap"></div></div></div></li></ul> <h2 id="advanced-usage"><a href="#advanced-usage" class="header-anchor">#</a> Advanced Usage</h2> <p>The mouseWheel plugin can also be used with other plugins to increase the operation of the mouse wheel.</p> <ul><li><p><strong>mouseWheel &amp; slide</strong></p> <p>Operate <a href="/docs/en-US/plugins/slide.html">slide</a> with the mouse wheel.</p> <ul><li><p><strong>HorizontalSlide Demo</strong></p> <div class="demo-wrap"><div class="demo-nav"><i class="demo-nav-btn icon-code"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="#666"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M10 20l4-16m4 4l4 4-4 4M6 16l-4-4 4-4"></path></svg></i> <!----> <i class="demo-nav-btn icon-preview"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="#666"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M9.75 17L9 20l-1 1h8l-1-1-.75-3M3 13h18M5 17h14a2 2 0 002-2V5a2 2 0 00-2-2H5a2 2 0 00-2 2v10a2 2 0 002 2z"></path></svg></i></div> <div class="demo-code" style="display:none;"><div class="demo-code-nav"><button class="demo-code-btn active">Template</button><button class="demo-code-btn">Script</button><button class="demo-code-btn">Style</button></div> <div class="demo-code-content"><div class="demo-code-item" style="display:;"><div class="language-vue extra-class"><pre class="language-vue"><code><span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>template</span><span class="token punctuation">&gt;</span></span>
    160. 

  160.   <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>div</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>mouse-wheel-horizontal-slide<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>
    161. 

  161.     <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>div</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>slide-container<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>
    162. 

  162.       <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>div</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>slide-wrapper<span class="token punctuation">&quot;</span></span> <span class="token attr-name">ref</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>slide<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>
    163. 

  163.         <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>div</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>slide-content<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>
    164. 

  164.           <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>div</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>slide-page page1<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>page 1<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>div</span><span class="token punctuation">&gt;</span></span>
    165. 

  165.           <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>div</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>slide-page page2<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>page 2<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>div</span><span class="token punctuation">&gt;</span></span>
    166. 

  166.           <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>div</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>slide-page page3<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>page 3<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>div</span><span class="token punctuation">&gt;</span></span>
    167. 

  167.           <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>div</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>slide-page page4<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>page 4<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>div</span><span class="token punctuation">&gt;</span></span>
    168. 

  168.         <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>div</span><span class="token punctuation">&gt;</span></span>
    169. 

  169.       <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>div</span><span class="token punctuation">&gt;</span></span>
    170. 

  170.       <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>div</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>dots-wrapper<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>
    171. 

  171.         <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>span</span>
    172. 

  172.           <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>dot<span class="token punctuation">&quot;</span></span>
    173. 

  173.           <span class="token attr-name">v-for</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>(item, index) in 4<span class="token punctuation">&quot;</span></span>
    174. 

  174.           <span class="token attr-name">:key</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>index<span class="token punctuation">&quot;</span></span>
    175. 

  175.           <span class="token attr-name">:class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>{'active': currentPageIndex === index}<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span><span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>span</span><span class="token punctuation">&gt;</span></span>
    176. 

  176.       <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>div</span><span class="token punctuation">&gt;</span></span>
    177. 

  177.     <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>div</span><span class="token punctuation">&gt;</span></span>
    178. 

  178.   <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>div</span><span class="token punctuation">&gt;</span></span>
    179. 

  179. <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>template</span><span class="token punctuation">&gt;</span></span></code></pre></div></div><div class="demo-code-item" style="display:none;"><div class="language-vue extra-class"><pre class="language-vue"><code><span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>script</span> <span class="token attr-name">type</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>text/ecmascript-6<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span><span class="token script"><span class="token language-javascript">
    180. 

  180.   <span class="token keyword">import</span> BScroll <span class="token keyword">from</span> <span class="token string">'@better-scroll/core'</span>
    181. 

  181.   <span class="token keyword">import</span> Slide <span class="token keyword">from</span> <span class="token string">'@better-scroll/slide'</span>
    182. 

  182.   <span class="token keyword">import</span> MouseWheel <span class="token keyword">from</span> <span class="token string">'@better-scroll/mouse-wheel'</span>
    183. 

  183. 

  184.   BScroll<span class="token punctuation">.</span><span class="token function">use</span><span class="token punctuation">(</span>Slide<span class="token punctuation">)</span>
    185. 

  185.   BScroll<span class="token punctuation">.</span><span class="token function">use</span><span class="token punctuation">(</span>MouseWheel<span class="token punctuation">)</span>
    186. 

  186. 

  187.   <span class="token keyword">export</span> <span class="token keyword">default</span> <span class="token punctuation">{</span>
    188. 

  188.     <span class="token function">data</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
    189. 

  189.       <span class="token keyword">return</span> <span class="token punctuation">{</span>
    190. 

  190.         <span class="token literal-property property">currentPageIndex</span><span class="token operator">:</span> <span class="token number">0</span>
    191. 

  191.       <span class="token punctuation">}</span>
    192. 

  192.     <span class="token punctuation">}</span><span class="token punctuation">,</span>
    193. 

  193.     <span class="token function">mounted</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
    194. 

  194.       <span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">init</span><span class="token punctuation">(</span><span class="token punctuation">)</span>
    195. 

  195.     <span class="token punctuation">}</span><span class="token punctuation">,</span>
    196. 

  196.     <span class="token function">beforeDestroy</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
    197. 

  197.       <span class="token keyword">this</span><span class="token punctuation">.</span>slide<span class="token punctuation">.</span><span class="token function">destroy</span><span class="token punctuation">(</span><span class="token punctuation">)</span>
    198. 

  198.     <span class="token punctuation">}</span><span class="token punctuation">,</span>
    199. 

  199.     <span class="token literal-property property">methods</span><span class="token operator">:</span> <span class="token punctuation">{</span>
    200. 

  200.       <span class="token function">init</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
    201. 

  201.         <span class="token keyword">this</span><span class="token punctuation">.</span>slide <span class="token operator">=</span> <span class="token keyword">new</span> <span class="token class-name">BScroll</span><span class="token punctuation">(</span><span class="token keyword">this</span><span class="token punctuation">.</span>$refs<span class="token punctuation">.</span>slide<span class="token punctuation">,</span> <span class="token punctuation">{</span>
    202. 

  202.           <span class="token literal-property property">scrollX</span><span class="token operator">:</span> <span class="token boolean">true</span><span class="token punctuation">,</span>
    203. 

  203.           <span class="token literal-property property">scrollY</span><span class="token operator">:</span> <span class="token boolean">false</span><span class="token punctuation">,</span>
    204. 

  204.           <span class="token literal-property property">slide</span><span class="token operator">:</span> <span class="token punctuation">{</span>
    205. 

  205.             <span class="token literal-property property">loop</span><span class="token operator">:</span> <span class="token boolean">true</span><span class="token punctuation">,</span>
    206. 

  206.             <span class="token literal-property property">threshold</span><span class="token operator">:</span> <span class="token number">100</span>
    207. 

  207.           <span class="token punctuation">}</span><span class="token punctuation">,</span>
    208. 

  208.           <span class="token literal-property property">useTransition</span><span class="token operator">:</span> <span class="token boolean">false</span><span class="token punctuation">,</span>
    209. 

  209.           <span class="token literal-property property">momentum</span><span class="token operator">:</span> <span class="token boolean">false</span><span class="token punctuation">,</span>
    210. 

  210.           <span class="token literal-property property">bounce</span><span class="token operator">:</span> <span class="token boolean">false</span><span class="token punctuation">,</span>
    211. 

  211.           <span class="token literal-property property">stopPropagation</span><span class="token operator">:</span> <span class="token boolean">true</span><span class="token punctuation">,</span>
    212. 

  212.           <span class="token literal-property property">mouseWheel</span><span class="token operator">:</span> <span class="token punctuation">{</span>
    213. 

  213.             <span class="token literal-property property">speed</span><span class="token operator">:</span> <span class="token number">2</span><span class="token punctuation">,</span>
    214. 

  214.             <span class="token literal-property property">invert</span><span class="token operator">:</span> <span class="token boolean">false</span><span class="token punctuation">,</span>
    215. 

  215.             <span class="token literal-property property">easeTime</span><span class="token operator">:</span> <span class="token number">300</span>
    216. 

  216.           <span class="token punctuation">}</span>
    217. 

  217.         <span class="token punctuation">}</span><span class="token punctuation">)</span>
    218. 

  218.         <span class="token keyword">this</span><span class="token punctuation">.</span>slide<span class="token punctuation">.</span><span class="token function">on</span><span class="token punctuation">(</span><span class="token string">'scrollEnd'</span><span class="token punctuation">,</span> <span class="token keyword">this</span><span class="token punctuation">.</span>_onScrollEnd<span class="token punctuation">)</span>
    219. 

  219.       <span class="token punctuation">}</span><span class="token punctuation">,</span>
    220. 

  220.       <span class="token function">_onScrollEnd</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
    221. 

  221.         <span class="token keyword">let</span> pageIndex <span class="token operator">=</span> <span class="token keyword">this</span><span class="token punctuation">.</span>slide<span class="token punctuation">.</span><span class="token function">getCurrentPage</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">.</span>pageX
    222. 

  222.         <span class="token keyword">this</span><span class="token punctuation">.</span>currentPageIndex <span class="token operator">=</span> pageIndex
    223. 

  223.       <span class="token punctuation">}</span>
    224. 

  224.     <span class="token punctuation">}</span>
    225. 

  225.   <span class="token punctuation">}</span>
    226. 

  226. </span></span><span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>script</span><span class="token punctuation">&gt;</span></span></code></pre></div></div><div class="demo-code-item" style="display:none;"><div class="language-styl extra-class"><pre class="language-styl"><code>&lt;style lang=<span class="token string">&quot;stylus&quot;</span> rel=<span class="token string">&quot;stylesheet/stylus&quot;</span>&gt;
    227. 

  227. 

  228. <span class="token selector">.mouse-wheel-horizontal-slide</span>
    229. 

  229.   <span class="token selector">.slide-container</span>
    230. 

  230.     <span class="token property-declaration"><span class="token property">position</span> relative</span>
    231. 

  231.   <span class="token selector">.slide-wrapper</span>
    232. 

  232.     <span class="token property-declaration"><span class="token property">min-height</span> <span class="token number">1</span><span class="token unit">px</span></span>
    233. 

  233.     <span class="token property-declaration"><span class="token property">overflow</span> hidden</span>
    234. 

  234.   <span class="token selector">.slide-content</span>
    235. 

  235.     <span class="token property-declaration"><span class="token property">height</span> <span class="token number">200</span><span class="token unit">px</span></span>
    236. 

  236.     <span class="token property-declaration"><span class="token property">white-space</span> nowrap</span>
    237. 

  237.     <span class="token property-declaration"><span class="token property">font-size</span> <span class="token number">0</span></span>
    238. 

  238.     <span class="token selector">.slide-page</span>
    239. 

  239.       <span class="token property-declaration"><span class="token property">display</span> inline-block</span>
    240. 

  240.       <span class="token property-declaration"><span class="token property">height</span> <span class="token number">200</span><span class="token unit">px</span></span>
    241. 

  241.       <span class="token property-declaration"><span class="token property">width</span> <span class="token number">100</span><span class="token unit">%</span></span>
    242. 

  242.       <span class="token property-declaration"><span class="token property">line-height</span> <span class="token number">200</span><span class="token unit">px</span></span>
    243. 

  243.       <span class="token property-declaration"><span class="token property">text-align</span> center</span>
    244. 

  244.       <span class="token property-declaration"><span class="token property">font-size</span> <span class="token number">26</span><span class="token unit">px</span></span>
    245. 

  245.       <span class="token selector">&amp;.page1</span>
    246. 

  246.         <span class="token property-declaration"><span class="token property">background-color</span> <span class="token hexcode">#95B8D1</span></span>
    247. 

  247.       <span class="token selector">&amp;.page2</span>
    248. 

  248.         <span class="token property-declaration"><span class="token property">background-color</span> <span class="token hexcode">#DDA789</span></span>
    249. 

  249.       <span class="token selector">&amp;.page3</span>
    250. 

  250.         <span class="token property-declaration"><span class="token property">background-color</span> <span class="token hexcode">#C3D899</span></span>
    251. 

  251.       <span class="token selector">&amp;.page4</span>
    252. 

  252.         <span class="token property-declaration"><span class="token property">background-color</span> <span class="token hexcode">#F2D4A7</span></span>
    253. 

  253.   <span class="token selector">.dots-wrapper</span>
    254. 

  254.     <span class="token property-declaration"><span class="token property">position</span> absolute</span>
    255. 

  255.     <span class="token property-declaration"><span class="token property">bottom</span> <span class="token number">4</span><span class="token unit">px</span></span>
    256. 

  256.     <span class="token property-declaration"><span class="token property">left</span> <span class="token number">50</span><span class="token unit">%</span></span>
    257. 

  257.     <span class="token property-declaration"><span class="token property">transform</span> <span class="token func"><span class="token function">translateX</span><span class="token punctuation">(</span><span class="token number">-50</span><span class="token unit">%</span><span class="token punctuation">)</span></span></span>
    258. 

  258.     <span class="token selector">.dot</span>
    259. 

  259.       <span class="token property-declaration"><span class="token property">display</span> inline-block</span>
    260. 

  260.       <span class="token property-declaration"><span class="token property">margin</span> <span class="token number">0</span> <span class="token number">4</span><span class="token unit">px</span></span>
    261. 

  261.       <span class="token property-declaration"><span class="token property">width</span> <span class="token number">8</span><span class="token unit">px</span></span>
    262. 

  262.       <span class="token property-declaration"><span class="token property">height</span> <span class="token number">8</span><span class="token unit">px</span></span>
    263. 

  263.       <span class="token property-declaration"><span class="token property">border-radius</span> <span class="token number">50</span><span class="token unit">%</span></span>
    264. 

  264.       <span class="token property-declaration"><span class="token property">background</span> <span class="token hexcode">#eee</span></span>
    265. 

  265.       <span class="token selector">&amp;.active</span>
    266. 

  266.         <span class="token property-declaration"><span class="token property">width</span> <span class="token number">20</span><span class="token unit">px</span></span>
    267. 

  267.         <span class="token property-declaration"><span class="token property">border-radius</span> <span class="token number">5</span><span class="token unit">px</span></span>
    268. 

  268. 

  269. &lt;/style&gt;</code></pre></div></div> <i class="demo-code-content-copy"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="#ccc"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M8 5H6a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2v-1M8 5a2 2 0 002 2h2a2 2 0 002-2M8 5a2 2 0 012-2h2a2 2 0 012 2m0 0h2a2 2 0 012 2v3m2 4H10m0 0l3-3m-3 3l3 3"></path></svg></i> <!----></div></div> <div class="demo-main"><div class="demo-component-wrap"></div></div></div></li> <li><p><strong>VerticalSlide Demo</strong></p> <div class="demo-wrap"><div class="demo-nav"><i class="demo-nav-btn icon-code"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="#666"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M10 20l4-16m4 4l4 4-4 4M6 16l-4-4 4-4"></path></svg></i> <!----> <i class="demo-nav-btn icon-preview"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="#666"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M9.75 17L9 20l-1 1h8l-1-1-.75-3M3 13h18M5 17h14a2 2 0 002-2V5a2 2 0 00-2-2H5a2 2 0 00-2 2v10a2 2 0 002 2z"></path></svg></i></div> <div class="demo-code" style="display:none;"><div class="demo-code-nav"><button class="demo-code-btn active">Template</button><button class="demo-code-btn">Script</button><button class="demo-code-btn">Style</button></div> <div class="demo-code-content"><div class="demo-code-item" style="display:;"><div class="language-vue extra-class"><pre class="language-vue"><code><span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>template</span><span class="token punctuation">&gt;</span></span>
    270. 

  270.   <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>div</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>mouse-wheel-slide-vertical<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>
    271. 

  271.     <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>div</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>slide-container<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>
    272. 

  272.       <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>div</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>slide-wrapper<span class="token punctuation">&quot;</span></span> <span class="token attr-name">ref</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>slide<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>
    273. 

  273.         <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>div</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>slide-content<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>
    274. 

  274.           <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>div</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>slide-page page1<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>page 1<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>div</span><span class="token punctuation">&gt;</span></span>
    275. 

  275.           <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>div</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>slide-page page2<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>page 2<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>div</span><span class="token punctuation">&gt;</span></span>
    276. 

  276.           <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>div</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>slide-page page3<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>page 3<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>div</span><span class="token punctuation">&gt;</span></span>
    277. 

  277.           <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>div</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>slide-page page4<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>page 4<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>div</span><span class="token punctuation">&gt;</span></span>
    278. 

  278.         <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>div</span><span class="token punctuation">&gt;</span></span>
    279. 

  279.       <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>div</span><span class="token punctuation">&gt;</span></span>
    280. 

  280.       <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>div</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>dots-wrapper<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>
    281. 

  281.         <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>span</span>
    282. 

  282.           <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>dot<span class="token punctuation">&quot;</span></span>
    283. 

  283.           <span class="token attr-name">v-for</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>(item, index) in 4<span class="token punctuation">&quot;</span></span>
    284. 

  284.           <span class="token attr-name">:key</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>index<span class="token punctuation">&quot;</span></span>
    285. 

  285.           <span class="token attr-name">:class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>{'active': currentPageIndex === index}<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span><span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>span</span><span class="token punctuation">&gt;</span></span>
    286. 

  286.       <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>div</span><span class="token punctuation">&gt;</span></span>
    287. 

  287.     <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>div</span><span class="token punctuation">&gt;</span></span>
    288. 

  288.   <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>div</span><span class="token punctuation">&gt;</span></span>
    289. 

  289. <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>template</span><span class="token punctuation">&gt;</span></span></code></pre></div></div><div class="demo-code-item" style="display:none;"><div class="language-vue extra-class"><pre class="language-vue"><code><span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>script</span> <span class="token attr-name">type</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>text/ecmascript-6<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span><span class="token script"><span class="token language-javascript">
    290. 

  290.   <span class="token keyword">import</span> BScroll <span class="token keyword">from</span> <span class="token string">'@better-scroll/core'</span>
    291. 

  291.   <span class="token keyword">import</span> Slide <span class="token keyword">from</span> <span class="token string">'@better-scroll/slide'</span>
    292. 

  292.   <span class="token keyword">import</span> MouseWheel <span class="token keyword">from</span> <span class="token string">'@better-scroll/mouse-wheel'</span>
    293. 

  293.   BScroll<span class="token punctuation">.</span><span class="token function">use</span><span class="token punctuation">(</span>MouseWheel<span class="token punctuation">)</span>
    294. 

  294.   BScroll<span class="token punctuation">.</span><span class="token function">use</span><span class="token punctuation">(</span>Slide<span class="token punctuation">)</span>
    295. 

  295. 

  296.   <span class="token keyword">export</span> <span class="token keyword">default</span> <span class="token punctuation">{</span>
    297. 

  297.     <span class="token function">data</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
    298. 

  298.       <span class="token keyword">return</span> <span class="token punctuation">{</span>
    299. 

  299.         <span class="token literal-property property">currentPageIndex</span><span class="token operator">:</span> <span class="token number">0</span>
    300. 

  300.       <span class="token punctuation">}</span>
    301. 

  301.     <span class="token punctuation">}</span><span class="token punctuation">,</span>
    302. 

  302.     <span class="token function">mounted</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
    303. 

  303.       <span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">init</span><span class="token punctuation">(</span><span class="token punctuation">)</span>
    304. 

  304.     <span class="token punctuation">}</span><span class="token punctuation">,</span>
    305. 

  305.     <span class="token function">beforeDestroy</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
    306. 

  306.       <span class="token keyword">this</span><span class="token punctuation">.</span>slide<span class="token punctuation">.</span><span class="token function">destroy</span><span class="token punctuation">(</span><span class="token punctuation">)</span>
    307. 

  307.     <span class="token punctuation">}</span><span class="token punctuation">,</span>
    308. 

  308.     <span class="token literal-property property">methods</span><span class="token operator">:</span> <span class="token punctuation">{</span>
    309. 

  309.       <span class="token function">init</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
    310. 

  310.         <span class="token keyword">this</span><span class="token punctuation">.</span>slide <span class="token operator">=</span> <span class="token keyword">new</span> <span class="token class-name">BScroll</span><span class="token punctuation">(</span><span class="token keyword">this</span><span class="token punctuation">.</span>$refs<span class="token punctuation">.</span>slide<span class="token punctuation">,</span> <span class="token punctuation">{</span>
    311. 

  311.           <span class="token literal-property property">scrollX</span><span class="token operator">:</span> <span class="token boolean">false</span><span class="token punctuation">,</span>
    312. 

  312.           <span class="token literal-property property">scrollY</span><span class="token operator">:</span> <span class="token boolean">true</span><span class="token punctuation">,</span>
    313. 

  313.           <span class="token literal-property property">slide</span><span class="token operator">:</span> <span class="token punctuation">{</span>
    314. 

  314.             <span class="token literal-property property">loop</span><span class="token operator">:</span> <span class="token boolean">true</span><span class="token punctuation">,</span>
    315. 

  315.             <span class="token literal-property property">threshold</span><span class="token operator">:</span> <span class="token number">100</span>
    316. 

  316.           <span class="token punctuation">}</span><span class="token punctuation">,</span>
    317. 

  317.           <span class="token literal-property property">mouseWheel</span><span class="token operator">:</span> <span class="token boolean">true</span><span class="token punctuation">,</span>
    318. 

  318.           <span class="token literal-property property">momentum</span><span class="token operator">:</span> <span class="token boolean">false</span><span class="token punctuation">,</span>
    319. 

  319.           <span class="token literal-property property">bounce</span><span class="token operator">:</span> <span class="token boolean">false</span><span class="token punctuation">,</span>
    320. 

  320.           <span class="token literal-property property">stopPropagation</span><span class="token operator">:</span> <span class="token boolean">true</span>
    321. 

  321.         <span class="token punctuation">}</span><span class="token punctuation">)</span>
    322. 

  322.         <span class="token keyword">this</span><span class="token punctuation">.</span>slide<span class="token punctuation">.</span><span class="token function">on</span><span class="token punctuation">(</span><span class="token string">'scrollEnd'</span><span class="token punctuation">,</span> <span class="token keyword">this</span><span class="token punctuation">.</span>_onScrollEnd<span class="token punctuation">)</span>
    323. 

  323.       <span class="token punctuation">}</span><span class="token punctuation">,</span>
    324. 

  324.       <span class="token function">_onScrollEnd</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
    325. 

  325.         <span class="token keyword">let</span> pageIndex <span class="token operator">=</span> <span class="token keyword">this</span><span class="token punctuation">.</span>slide<span class="token punctuation">.</span><span class="token function">getCurrentPage</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">.</span>pageY
    326. 

  326.         <span class="token keyword">this</span><span class="token punctuation">.</span>currentPageIndex <span class="token operator">=</span> pageIndex
    327. 

  327.       <span class="token punctuation">}</span>
    328. 

  328.     <span class="token punctuation">}</span>
    329. 

  329.   <span class="token punctuation">}</span>
    330. 

  330. </span></span><span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>script</span><span class="token punctuation">&gt;</span></span></code></pre></div></div><div class="demo-code-item" style="display:none;"><div class="language-styl extra-class"><pre class="language-styl"><code>&lt;style lang=<span class="token string">&quot;stylus&quot;</span> rel=<span class="token string">&quot;stylesheet/stylus&quot;</span>&gt;
    331. 

  331. 

  332. <span class="token selector">.mouse-wheel-slide-vertical</span>
    333. 

  333.   <span class="token property-declaration"><span class="token property">height</span> <span class="token number">100</span><span class="token unit">%</span></span>
    334. 

  334.   <span class="token selector">&amp;.view</span>
    335. 

  335.     <span class="token property-declaration"><span class="token property">padding</span> <span class="token number">0</span></span>
    336. 

  336.     <span class="token property-declaration"><span class="token property">height</span> <span class="token number">100</span><span class="token unit">%</span></span>
    337. 

  337.   <span class="token selector">.slide-container</span>
    338. 

  338.     <span class="token property-declaration"><span class="token property">position</span> relative</span>
    339. 

  339.     <span class="token property-declaration"><span class="token property">height</span> <span class="token number">100</span><span class="token unit">%</span></span>
    340. 

  340.     <span class="token property-declaration"><span class="token property">font-size</span> <span class="token number">0</span></span>
    341. 

  341.   <span class="token selector">.slide-wrapper</span>
    342. 

  342.     <span class="token property-declaration"><span class="token property">height</span> <span class="token number">100</span><span class="token unit">%</span></span>
    343. 

  343.     <span class="token property-declaration"><span class="token property">overflow</span> hidden</span>
    344. 

  344.     <span class="token selector">.slide-page</span>
    345. 

  345.       <span class="token property-declaration"><span class="token property">display</span> inline-block</span>
    346. 

  346.       <span class="token property-declaration"><span class="token property">width</span> <span class="token number">100</span><span class="token unit">%</span></span>
    347. 

  347.       <span class="token property-declaration"><span class="token property">line-height</span> <span class="token number">200</span><span class="token unit">px</span></span>
    348. 

  348.       <span class="token property-declaration"><span class="token property">text-align</span> center</span>
    349. 

  349.       <span class="token property-declaration"><span class="token property">font-size</span> <span class="token number">26</span><span class="token unit">px</span></span>
    350. 

  350.       <span class="token property-declaration"><span class="token property">transform</span> <span class="token func"><span class="token function">translate3d</span><span class="token punctuation">(</span><span class="token number">0</span><span class="token punctuation">,</span><span class="token number">0</span><span class="token punctuation">,</span><span class="token number">0</span><span class="token punctuation">)</span></span></span>
    351. 

  351.       <span class="token property-declaration"><span class="token property">backface-visibility</span> hidden</span>
    352. 

  352.       <span class="token selector">&amp;.page1</span>
    353. 

  353.         <span class="token property-declaration"><span class="token property">background-color</span> <span class="token hexcode">#D6EADF</span></span>
    354. 

  354.       <span class="token selector">&amp;.page2</span>
    355. 

  355.         <span class="token property-declaration"><span class="token property">background-color</span> <span class="token hexcode">#DDA789</span></span>
    356. 

  356.       <span class="token selector">&amp;.page3</span>
    357. 

  357.         <span class="token property-declaration"><span class="token property">background-color</span> <span class="token hexcode">#C3D899</span></span>
    358. 

  358.       <span class="token selector">&amp;.page4</span>
    359. 

  359.         <span class="token property-declaration"><span class="token property">background-color</span> <span class="token hexcode">#F2D4A7</span></span>
    360. 

  360.   <span class="token selector">.dots-wrapper</span>
    361. 

  361.     <span class="token property-declaration"><span class="token property">position</span> absolute</span>
    362. 

  362.     <span class="token property-declaration"><span class="token property">right</span> <span class="token number">4</span><span class="token unit">px</span></span>
    363. 

  363.     <span class="token property-declaration"><span class="token property">top</span> <span class="token number">50</span><span class="token unit">%</span></span>
    364. 

  364.     <span class="token property-declaration"><span class="token property">transform</span> <span class="token func"><span class="token function">translateY</span><span class="token punctuation">(</span><span class="token number">-50</span><span class="token unit">%</span><span class="token punctuation">)</span></span></span>
    365. 

  365.     <span class="token selector">.dot</span>
    366. 

  366.       <span class="token property-declaration"><span class="token property">display</span> block</span>
    367. 

  367.       <span class="token property-declaration"><span class="token property">margin</span> <span class="token number">4</span><span class="token unit">px</span> <span class="token number">0</span></span>
    368. 

  368.       <span class="token property-declaration"><span class="token property">width</span> <span class="token number">8</span><span class="token unit">px</span></span>
    369. 

  369.       <span class="token property-declaration"><span class="token property">height</span> <span class="token number">8</span><span class="token unit">px</span></span>
    370. 

  370.       <span class="token property-declaration"><span class="token property">border-radius</span> <span class="token number">50</span><span class="token unit">%</span></span>
    371. 

  371.       <span class="token property-declaration"><span class="token property">background</span> <span class="token hexcode">#eee</span></span>
    372. 

  372.       <span class="token selector">&amp;.active</span>
    373. 

  373.         <span class="token property-declaration"><span class="token property">height</span>  <span class="token number">20</span><span class="token unit">px</span></span>
    374. 

  374.         <span class="token property-declaration"><span class="token property">border-radius</span> <span class="token number">5</span><span class="token unit">px</span></span>
    375. 

  375. 

  376. &lt;/style&gt;</code></pre></div></div> <i class="demo-code-content-copy"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="#ccc"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M8 5H6a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2v-1M8 5a2 2 0 002 2h2a2 2 0 002-2M8 5a2 2 0 012-2h2a2 2 0 012 2m0 0h2a2 2 0 012 2v3m2 4H10m0 0l3-3m-3 3l3 3"></path></svg></i> <!----></div></div> <div class="demo-main"><div class="demo-component-wrap"></div></div></div></li></ul></li> <li><p><strong>mouseWheel &amp; pullup</strong></p> <p>use mousewheel do <a href="/docs/en-US/plugins/pullup.html">pullup</a> operation.</p> <div class="demo-wrap"><div class="demo-nav"><i class="demo-nav-btn icon-code"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="#666"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M10 20l4-16m4 4l4 4-4 4M6 16l-4-4 4-4"></path></svg></i> <!----> <i class="demo-nav-btn icon-preview"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="#666"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M9.75 17L9 20l-1 1h8l-1-1-.75-3M3 13h18M5 17h14a2 2 0 002-2V5a2 2 0 00-2-2H5a2 2 0 00-2 2v10a2 2 0 002 2z"></path></svg></i></div> <div class="demo-code" style="display:none;"><div class="demo-code-nav"><button class="demo-code-btn active">Template</button><button class="demo-code-btn">Script</button><button class="demo-code-btn">Style</button></div> <div class="demo-code-content"><div class="demo-code-item" style="display:;"><div class="language-vue extra-class"><pre class="language-vue"><code><span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>template</span><span class="token punctuation">&gt;</span></span>
    377. 

  377.   <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>div</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>mouse-wheel-pullup<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>
    378. 

  378.     <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>div</span> <span class="token attr-name">ref</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>scroll<span class="token punctuation">&quot;</span></span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>pullup-wrapper<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>
    379. 

  379.       <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>div</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>pullup-content<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>
    380. 

  380.         <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>ul</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>pullup-list<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>
    381. 

  381.           <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>li</span> <span class="token attr-name">v-for</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>i of data<span class="token punctuation">&quot;</span></span> <span class="token attr-name">:key</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>i<span class="token punctuation">&quot;</span></span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>pullup-list-item<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>
    382. 

  382.             {{ i % 5 === 0 ? 'use your mousewheel please 👆🏻' : `I am item ${i} `}}
    383. 

  383.           <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>li</span><span class="token punctuation">&gt;</span></span>
    384. 

  384.         <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>ul</span><span class="token punctuation">&gt;</span></span>
    385. 

  385.         <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>div</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>pullup-tips<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>
    386. 

  386.           <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>div</span> <span class="token attr-name">v-if</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>!isPullUpLoad<span class="token punctuation">&quot;</span></span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>before-trigger<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>
    387. 

  387.             <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>span</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>pullup-txt<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>mousewheel trigger pullingup and load more<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>span</span><span class="token punctuation">&gt;</span></span>
    388. 

  388.           <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>div</span><span class="token punctuation">&gt;</span></span>
    389. 

  389.           <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>div</span> <span class="token attr-name">v-else</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>after-trigger<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>
    390. 

  390.             <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>span</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>pullup-txt<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>Loading...<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>span</span><span class="token punctuation">&gt;</span></span>
    391. 

  391.           <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>div</span><span class="token punctuation">&gt;</span></span>
    392. 

  392.         <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>div</span><span class="token punctuation">&gt;</span></span>
    393. 

  393.       <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>div</span><span class="token punctuation">&gt;</span></span>
    394. 

  394.     <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>div</span><span class="token punctuation">&gt;</span></span>
    395. 

  395.   <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>div</span><span class="token punctuation">&gt;</span></span>
    396. 

  396. <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>template</span><span class="token punctuation">&gt;</span></span></code></pre></div></div><div class="demo-code-item" style="display:none;"><div class="language-vue extra-class"><pre class="language-vue"><code><span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>script</span><span class="token punctuation">&gt;</span></span><span class="token script"><span class="token language-javascript">
    397. 

  397.   <span class="token keyword">import</span> BScroll <span class="token keyword">from</span> <span class="token string">'@better-scroll/core'</span>
    398. 

  398.   <span class="token keyword">import</span> Pullup <span class="token keyword">from</span> <span class="token string">'@better-scroll/pull-up'</span>
    399. 

  399.   <span class="token keyword">import</span> MouseWheel <span class="token keyword">from</span> <span class="token string">'@better-scroll/mouse-wheel'</span>
    400. 

  400. 

  401.   BScroll<span class="token punctuation">.</span><span class="token function">use</span><span class="token punctuation">(</span>Pullup<span class="token punctuation">)</span>
    402. 

  402.   BScroll<span class="token punctuation">.</span><span class="token function">use</span><span class="token punctuation">(</span>MouseWheel<span class="token punctuation">)</span>
    403. 

  403. 

  404.   <span class="token keyword">export</span> <span class="token keyword">default</span> <span class="token punctuation">{</span>
    405. 

  405.     <span class="token function">data</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
    406. 

  406.       <span class="token keyword">return</span> <span class="token punctuation">{</span>
    407. 

  407.         <span class="token literal-property property">isPullUpLoad</span><span class="token operator">:</span> <span class="token boolean">false</span><span class="token punctuation">,</span>
    408. 

  408.         <span class="token literal-property property">data</span><span class="token operator">:</span> <span class="token number">30</span>
    409. 

  409.       <span class="token punctuation">}</span>
    410. 

  410.     <span class="token punctuation">}</span><span class="token punctuation">,</span>
    411. 

  411.     <span class="token function">mounted</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
    412. 

  412.       <span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">initBscroll</span><span class="token punctuation">(</span><span class="token punctuation">)</span>
    413. 

  413.     <span class="token punctuation">}</span><span class="token punctuation">,</span>
    414. 

  414.     <span class="token literal-property property">methods</span><span class="token operator">:</span> <span class="token punctuation">{</span>
    415. 

  415.       <span class="token function">initBscroll</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
    416. 

  416.         <span class="token keyword">this</span><span class="token punctuation">.</span>scroll <span class="token operator">=</span> <span class="token keyword">new</span> <span class="token class-name">BScroll</span><span class="token punctuation">(</span><span class="token keyword">this</span><span class="token punctuation">.</span>$refs<span class="token punctuation">.</span>scroll<span class="token punctuation">,</span> <span class="token punctuation">{</span>
    417. 

  417.           <span class="token literal-property property">probeType</span><span class="token operator">:</span> <span class="token number">3</span><span class="token punctuation">,</span>
    418. 

  418.           <span class="token literal-property property">pullUpLoad</span><span class="token operator">:</span> <span class="token boolean">true</span><span class="token punctuation">,</span>
    419. 

  419.           <span class="token literal-property property">mouseWheel</span><span class="token operator">:</span> <span class="token boolean">true</span>
    420. 

  420.         <span class="token punctuation">}</span><span class="token punctuation">)</span>
    421. 

  421. 

  422.         <span class="token keyword">this</span><span class="token punctuation">.</span>scroll<span class="token punctuation">.</span><span class="token function">on</span><span class="token punctuation">(</span><span class="token string">'pullingUp'</span><span class="token punctuation">,</span> <span class="token keyword">this</span><span class="token punctuation">.</span>pullingUpHandler<span class="token punctuation">)</span>
    423. 

  423.       <span class="token punctuation">}</span><span class="token punctuation">,</span>
    424. 

  424.       <span class="token keyword">async</span> <span class="token function">pullingUpHandler</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
    425. 

  425.         <span class="token keyword">this</span><span class="token punctuation">.</span>isPullUpLoad <span class="token operator">=</span> <span class="token boolean">true</span>
    426. 

  426. 

  427.         <span class="token keyword">await</span> <span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">requestData</span><span class="token punctuation">(</span><span class="token punctuation">)</span>
    428. 

  428. 

  429.         <span class="token keyword">this</span><span class="token punctuation">.</span>scroll<span class="token punctuation">.</span><span class="token function">finishPullUp</span><span class="token punctuation">(</span><span class="token punctuation">)</span>
    430. 

  430.         <span class="token keyword">this</span><span class="token punctuation">.</span>scroll<span class="token punctuation">.</span><span class="token function">refresh</span><span class="token punctuation">(</span><span class="token punctuation">)</span>
    431. 

  431.         <span class="token keyword">this</span><span class="token punctuation">.</span>isPullUpLoad <span class="token operator">=</span> <span class="token boolean">false</span>
    432. 

  432.       <span class="token punctuation">}</span><span class="token punctuation">,</span>
    433. 

  433.       <span class="token keyword">async</span> <span class="token function">requestData</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
    434. 

  434.         <span class="token keyword">try</span> <span class="token punctuation">{</span>
    435. 

  435.           <span class="token keyword">const</span> newData <span class="token operator">=</span> <span class="token keyword">await</span> <span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">ajaxGet</span><span class="token punctuation">(</span><span class="token comment">/* url */</span><span class="token punctuation">)</span>
    436. 

  436.           <span class="token keyword">this</span><span class="token punctuation">.</span>data <span class="token operator">+=</span> newData
    437. 

  437.         <span class="token punctuation">}</span> <span class="token keyword">catch</span> <span class="token punctuation">(</span>err<span class="token punctuation">)</span> <span class="token punctuation">{</span>
    438. 

  438.           <span class="token comment">// handle err</span>
    439. 

  439.           console<span class="token punctuation">.</span><span class="token function">log</span><span class="token punctuation">(</span>err<span class="token punctuation">)</span>
    440. 

  440.         <span class="token punctuation">}</span>
    441. 

  441.       <span class="token punctuation">}</span><span class="token punctuation">,</span>
    442. 

  442.       <span class="token function">ajaxGet</span><span class="token punctuation">(</span><span class="token comment">/* url */</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
    443. 

  443.         <span class="token keyword">return</span> <span class="token keyword">new</span> <span class="token class-name">Promise</span><span class="token punctuation">(</span><span class="token parameter">resolve</span> <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    444. 

  444.           <span class="token function">setTimeout</span><span class="token punctuation">(</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    445. 

  445.             <span class="token function">resolve</span><span class="token punctuation">(</span><span class="token number">20</span><span class="token punctuation">)</span>
    446. 

  446.           <span class="token punctuation">}</span><span class="token punctuation">,</span> <span class="token number">1000</span><span class="token punctuation">)</span>
    447. 

  447.         <span class="token punctuation">}</span><span class="token punctuation">)</span>
    448. 

  448.       <span class="token punctuation">}</span>
    449. 

  449.     <span class="token punctuation">}</span>
    450. 

  450.   <span class="token punctuation">}</span>
    451. 

  451. </span></span><span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>script</span><span class="token punctuation">&gt;</span></span></code></pre></div></div><div class="demo-code-item" style="display:none;"><div class="language-styl extra-class"><pre class="language-styl"><code><span class="token selector">&lt;style lang=&quot;stylus&quot; scoped&gt;
    452. 

  452. .mouse-wheel-pullup</span>
    453. 

  453.   <span class="token property-declaration"><span class="token property">height</span><span class="token punctuation">:</span> <span class="token number">100</span><span class="token unit">%</span></span>
    454. 

  454.   <span class="token selector">.pullup-wrapper</span>
    455. 

  455.     <span class="token property-declaration"><span class="token property">height</span><span class="token punctuation">:</span> <span class="token number">100</span><span class="token unit">%</span></span>
    456. 

  456.     <span class="token property-declaration"><span class="token property">padding</span><span class="token punctuation">:</span> <span class="token number">0</span> <span class="token number">10</span><span class="token unit">px</span></span>
    457. 

  457.     <span class="token property-declaration"><span class="token property">border</span><span class="token punctuation">:</span> <span class="token number">1</span><span class="token unit">px</span> solid <span class="token hexcode">#ccc</span></span>
    458. 

  458.     <span class="token property-declaration"><span class="token property">overflow</span><span class="token punctuation">:</span> hidden</span>
    459. 

  459.   <span class="token selector">.pullup-list</span>
    460. 

  460.     <span class="token property-declaration"><span class="token property">padding</span><span class="token punctuation">:</span> <span class="token number">0</span></span>
    461. 

  461.   <span class="token selector">.pullup-list-item</span>
    462. 

  462.     <span class="token property-declaration"><span class="token property">padding</span><span class="token punctuation">:</span> <span class="token number">10</span><span class="token unit">px</span> <span class="token number">0</span></span>
    463. 

  463.     <span class="token property-declaration"><span class="token property">list-style</span><span class="token punctuation">:</span> none</span>
    464. 

  464.     <span class="token property-declaration"><span class="token property">border-bottom</span><span class="token punctuation">:</span> <span class="token number">1</span><span class="token unit">px</span> solid <span class="token hexcode">#ccc</span></span>
    465. 

  465.   <span class="token selector">.pullup-tips</span>
    466. 

  466.     <span class="token property-declaration"><span class="token property">padding</span><span class="token punctuation">:</span> <span class="token number">20</span><span class="token unit">px</span></span>
    467. 

  467.     <span class="token property-declaration"><span class="token property">text-align</span><span class="token punctuation">:</span> center</span>
    468. 

  468.     <span class="token property-declaration"><span class="token property">color</span><span class="token punctuation">:</span> <span class="token hexcode">#999</span></span>
    469. 

  469. &lt;/style&gt;</code></pre></div></div> <i class="demo-code-content-copy"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="#ccc"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M8 5H6a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2v-1M8 5a2 2 0 002 2h2a2 2 0 002-2M8 5a2 2 0 012-2h2a2 2 0 012 2m0 0h2a2 2 0 012 2v3m2 4H10m0 0l3-3m-3 3l3 3"></path></svg></i> <!----></div></div> <div class="demo-main"><div class="demo-component-wrap"></div></div></div></li> <li><p><strong>mouseWheel &amp; pulldown</strong></p> <p>use mousewheel do <a href="/docs/en-US/plugins/pulldown.html">pulldown</a>  operation.</p> <div class="demo-wrap"><div class="demo-nav"><i class="demo-nav-btn icon-code"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="#666"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M10 20l4-16m4 4l4 4-4 4M6 16l-4-4 4-4"></path></svg></i> <!----> <i class="demo-nav-btn icon-preview"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="#666"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M9.75 17L9 20l-1 1h8l-1-1-.75-3M3 13h18M5 17h14a2 2 0 002-2V5a2 2 0 00-2-2H5a2 2 0 00-2 2v10a2 2 0 002 2z"></path></svg></i></div> <div class="demo-code" style="display:none;"><div class="demo-code-nav"><button class="demo-code-btn active">Template</button><button class="demo-code-btn">Script</button><button class="demo-code-btn">Style</button></div> <div class="demo-code-content"><div class="demo-code-item" style="display:;"><div class="language-vue extra-class"><pre class="language-vue"><code><span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>template</span><span class="token punctuation">&gt;</span></span>
    470. 

  470.   <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>div</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>mouse-wheel-pulldown<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>
    471. 

  471.     <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>div</span> <span class="token attr-name">ref</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>scroll<span class="token punctuation">&quot;</span></span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>pulldown-wrapper<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>
    472. 

  472.       <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>div</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>pulldown-content<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>
    473. 

  473.         <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>div</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>pulldown-tips<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>
    474. 

  474.           <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>div</span> <span class="token attr-name">v-show</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>beforePullDown<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>
    475. 

  475.             <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>span</span><span class="token punctuation">&gt;</span></span>Pull Down and refresh<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>span</span><span class="token punctuation">&gt;</span></span>
    476. 

  476.           <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>div</span><span class="token punctuation">&gt;</span></span>
    477. 

  477.           <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>div</span> <span class="token attr-name">v-show</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>!beforePullDown<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>
    478. 

  478.             <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>div</span> <span class="token attr-name">v-show</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>isPullingDown<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>
    479. 

  479.               <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>span</span><span class="token punctuation">&gt;</span></span>Loading...<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>span</span><span class="token punctuation">&gt;</span></span>
    480. 

  480.             <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>div</span><span class="token punctuation">&gt;</span></span>
    481. 

  481.             <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>div</span> <span class="token attr-name">v-show</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>!isPullingDown<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span><span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>span</span><span class="token punctuation">&gt;</span></span>Refresh success<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>span</span><span class="token punctuation">&gt;</span></span><span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>div</span><span class="token punctuation">&gt;</span></span>
    482. 

  482.           <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>div</span><span class="token punctuation">&gt;</span></span>
    483. 

  483.         <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>div</span><span class="token punctuation">&gt;</span></span>
    484. 

  484.         <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>ul</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>pulldown-list<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>
    485. 

  485.           <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>li</span> <span class="token attr-name">v-for</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>i of dataList<span class="token punctuation">&quot;</span></span> <span class="token attr-name">:key</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>i<span class="token punctuation">&quot;</span></span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>pulldown-list-item<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>
    486. 

  486.             {{ `I am item ${i} ` }}
    487. 

  487.           <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>li</span><span class="token punctuation">&gt;</span></span>
    488. 

  488.         <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>ul</span><span class="token punctuation">&gt;</span></span>
    489. 

  489.       <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>div</span><span class="token punctuation">&gt;</span></span>
    490. 

  490.     <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>div</span><span class="token punctuation">&gt;</span></span>
    491. 

  491.   <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>div</span><span class="token punctuation">&gt;</span></span>
    492. 

  492. <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>template</span><span class="token punctuation">&gt;</span></span></code></pre></div></div><div class="demo-code-item" style="display:none;"><div class="language-vue extra-class"><pre class="language-vue"><code><span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>script</span><span class="token punctuation">&gt;</span></span><span class="token script"><span class="token language-javascript">
    493. 

  493.   <span class="token keyword">import</span> BScroll <span class="token keyword">from</span> <span class="token string">'@better-scroll/core'</span>
    494. 

  494.   <span class="token keyword">import</span> PullDown <span class="token keyword">from</span> <span class="token string">'@better-scroll/pull-down'</span>
    495. 

  495.   <span class="token keyword">import</span> MouseWheel <span class="token keyword">from</span> <span class="token string">'@better-scroll/mouse-wheel'</span>
    496. 

  496. 

  497.   BScroll<span class="token punctuation">.</span><span class="token function">use</span><span class="token punctuation">(</span>PullDown<span class="token punctuation">)</span>
    498. 

  498.   BScroll<span class="token punctuation">.</span><span class="token function">use</span><span class="token punctuation">(</span>MouseWheel<span class="token punctuation">)</span>
    499. 

  499. 

  500.   <span class="token keyword">function</span> <span class="token function">generateData</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
    501. 

  501.     <span class="token keyword">const</span> <span class="token constant">BASE</span> <span class="token operator">=</span> <span class="token number">30</span>
    502. 

  502.     <span class="token keyword">const</span> begin <span class="token operator">=</span> <span class="token constant">BASE</span> <span class="token operator">*</span> <span class="token constant">STEP</span>
    503. 

  503.     <span class="token keyword">const</span> end <span class="token operator">=</span> <span class="token constant">BASE</span> <span class="token operator">*</span> <span class="token punctuation">(</span><span class="token constant">STEP</span> <span class="token operator">+</span> <span class="token number">1</span><span class="token punctuation">)</span>
    504. 

  504.     <span class="token keyword">let</span> ret <span class="token operator">=</span> <span class="token punctuation">[</span><span class="token punctuation">]</span>
    505. 

  505.     <span class="token keyword">for</span><span class="token punctuation">(</span><span class="token keyword">let</span> i <span class="token operator">=</span> end<span class="token punctuation">;</span> i <span class="token operator">&gt;</span> begin<span class="token punctuation">;</span> i<span class="token operator">--</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
    506. 

  506.       ret<span class="token punctuation">.</span><span class="token function">push</span><span class="token punctuation">(</span>i<span class="token punctuation">)</span>
    507. 

  507.     <span class="token punctuation">}</span>
    508. 

  508.     <span class="token keyword">return</span> ret
    509. 

  509.   <span class="token punctuation">}</span>
    510. 

  510. 

  511.   <span class="token keyword">const</span> <span class="token constant">TIME_BOUNCE</span> <span class="token operator">=</span> <span class="token number">800</span>
    512. 

  512.   <span class="token keyword">const</span> <span class="token constant">TIME_STOP</span> <span class="token operator">=</span> <span class="token number">600</span>
    513. 

  513.   <span class="token keyword">const</span> <span class="token constant">REQUEST_TIME</span> <span class="token operator">=</span> <span class="token number">1000</span>
    514. 

  514.   <span class="token keyword">const</span> <span class="token constant">THRESHOLD</span> <span class="token operator">=</span> <span class="token number">70</span>
    515. 

  515.   <span class="token keyword">const</span> <span class="token constant">STOP</span> <span class="token operator">=</span> <span class="token number">56</span>
    516. 

  516.   <span class="token keyword">let</span> <span class="token constant">STEP</span> <span class="token operator">=</span> <span class="token number">0</span>
    517. 

  517. 

  518.   <span class="token keyword">export</span> <span class="token keyword">default</span> <span class="token punctuation">{</span>
    519. 

  519.     <span class="token function">data</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
    520. 

  520.       <span class="token keyword">return</span> <span class="token punctuation">{</span>
    521. 

  521.         <span class="token literal-property property">beforePullDown</span><span class="token operator">:</span> <span class="token boolean">true</span><span class="token punctuation">,</span>
    522. 

  522.         <span class="token literal-property property">isPullingDown</span><span class="token operator">:</span> <span class="token boolean">false</span><span class="token punctuation">,</span>
    523. 

  523.         <span class="token literal-property property">dataList</span><span class="token operator">:</span> <span class="token function">generateData</span><span class="token punctuation">(</span><span class="token punctuation">)</span>
    524. 

  524.       <span class="token punctuation">}</span>
    525. 

  525.     <span class="token punctuation">}</span><span class="token punctuation">,</span>
    526. 

  526.     <span class="token function">mounted</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
    527. 

  527.       <span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">initBscroll</span><span class="token punctuation">(</span><span class="token punctuation">)</span>
    528. 

  528.     <span class="token punctuation">}</span><span class="token punctuation">,</span>
    529. 

  529.     <span class="token literal-property property">methods</span><span class="token operator">:</span> <span class="token punctuation">{</span>
    530. 

  530.       <span class="token function">initBscroll</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
    531. 

  531.         <span class="token keyword">this</span><span class="token punctuation">.</span>bscroll <span class="token operator">=</span> <span class="token keyword">new</span> <span class="token class-name">BScroll</span><span class="token punctuation">(</span><span class="token keyword">this</span><span class="token punctuation">.</span>$refs<span class="token punctuation">.</span>scroll<span class="token punctuation">,</span> <span class="token punctuation">{</span>
    532. 

  532.           <span class="token literal-property property">scrollY</span><span class="token operator">:</span> <span class="token boolean">true</span><span class="token punctuation">,</span>
    533. 

  533.           <span class="token literal-property property">bounceTime</span><span class="token operator">:</span> <span class="token constant">TIME_BOUNCE</span><span class="token punctuation">,</span>
    534. 

  534.           <span class="token literal-property property">mouseWheel</span><span class="token operator">:</span> <span class="token boolean">true</span><span class="token punctuation">,</span>
    535. 

  535.           <span class="token literal-property property">pullDownRefresh</span><span class="token operator">:</span> <span class="token punctuation">{</span>
    536. 

  536.             <span class="token literal-property property">threshold</span><span class="token operator">:</span> <span class="token constant">THRESHOLD</span><span class="token punctuation">,</span>
    537. 

  537.             <span class="token literal-property property">stop</span><span class="token operator">:</span> <span class="token constant">STOP</span>
    538. 

  538.           <span class="token punctuation">}</span>
    539. 

  539.         <span class="token punctuation">}</span><span class="token punctuation">)</span>
    540. 

  540. 

  541.         <span class="token keyword">this</span><span class="token punctuation">.</span>bscroll<span class="token punctuation">.</span><span class="token function">on</span><span class="token punctuation">(</span><span class="token string">'pullingDown'</span><span class="token punctuation">,</span> <span class="token keyword">this</span><span class="token punctuation">.</span>pullingDownHandler<span class="token punctuation">)</span>
    542. 

  542.         <span class="token keyword">this</span><span class="token punctuation">.</span>bscroll<span class="token punctuation">.</span><span class="token function">on</span><span class="token punctuation">(</span><span class="token string">'scroll'</span><span class="token punctuation">,</span> <span class="token keyword">this</span><span class="token punctuation">.</span>scrollHandler<span class="token punctuation">)</span>
    543. 

  543.         <span class="token keyword">this</span><span class="token punctuation">.</span>bscroll<span class="token punctuation">.</span><span class="token function">on</span><span class="token punctuation">(</span><span class="token string">'scrollEnd'</span><span class="token punctuation">,</span> <span class="token punctuation">(</span><span class="token parameter">e</span><span class="token punctuation">)</span> <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    544. 

  544.           console<span class="token punctuation">.</span><span class="token function">log</span><span class="token punctuation">(</span><span class="token string">'scrollEnd'</span><span class="token punctuation">)</span>
    545. 

  545.         <span class="token punctuation">}</span><span class="token punctuation">)</span>
    546. 

  546.       <span class="token punctuation">}</span><span class="token punctuation">,</span>
    547. 

  547.       <span class="token function">scrollHandler</span><span class="token punctuation">(</span><span class="token parameter">pos</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
    548. 

  548.         console<span class="token punctuation">.</span><span class="token function">log</span><span class="token punctuation">(</span>pos<span class="token punctuation">.</span>y<span class="token punctuation">)</span>
    549. 

  549.       <span class="token punctuation">}</span><span class="token punctuation">,</span>
    550. 

  550.       <span class="token keyword">async</span> <span class="token function">pullingDownHandler</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
    551. 

  551.         console<span class="token punctuation">.</span><span class="token function">log</span><span class="token punctuation">(</span><span class="token string">'trigger pullDown'</span><span class="token punctuation">)</span>
    552. 

  552.         <span class="token keyword">this</span><span class="token punctuation">.</span>beforePullDown <span class="token operator">=</span> <span class="token boolean">false</span>
    553. 

  553.         <span class="token keyword">this</span><span class="token punctuation">.</span>isPullingDown <span class="token operator">=</span> <span class="token boolean">true</span>
    554. 

  554.         <span class="token constant">STEP</span> <span class="token operator">+=</span> <span class="token number">1</span>
    555. 

  555. 

  556.         <span class="token keyword">await</span> <span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">requestData</span><span class="token punctuation">(</span><span class="token punctuation">)</span>
    557. 

  557. 

  558.         <span class="token keyword">this</span><span class="token punctuation">.</span>isPullingDown <span class="token operator">=</span> <span class="token boolean">false</span>
    559. 

  559.         <span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">finishPullDown</span><span class="token punctuation">(</span><span class="token punctuation">)</span>
    560. 

  560.       <span class="token punctuation">}</span><span class="token punctuation">,</span>
    561. 

  561.       <span class="token keyword">async</span> <span class="token function">finishPullDown</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
    562. 

  562.         <span class="token keyword">const</span> stopTime <span class="token operator">=</span> <span class="token constant">TIME_STOP</span>
    563. 

  563.         <span class="token keyword">await</span> <span class="token keyword">new</span> <span class="token class-name">Promise</span><span class="token punctuation">(</span><span class="token parameter">resolve</span> <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    564. 

  564.           <span class="token function">setTimeout</span><span class="token punctuation">(</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    565. 

  565.             <span class="token keyword">this</span><span class="token punctuation">.</span>bscroll<span class="token punctuation">.</span><span class="token function">finishPullDown</span><span class="token punctuation">(</span><span class="token punctuation">)</span>
    566. 

  566.             <span class="token function">resolve</span><span class="token punctuation">(</span><span class="token punctuation">)</span>
    567. 

  567.           <span class="token punctuation">}</span><span class="token punctuation">,</span> stopTime<span class="token punctuation">)</span>
    568. 

  568.         <span class="token punctuation">}</span><span class="token punctuation">)</span>
    569. 

  569.         <span class="token function">setTimeout</span><span class="token punctuation">(</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    570. 

  570.           <span class="token keyword">this</span><span class="token punctuation">.</span>beforePullDown <span class="token operator">=</span> <span class="token boolean">true</span>
    571. 

  571.           <span class="token keyword">this</span><span class="token punctuation">.</span>bscroll<span class="token punctuation">.</span><span class="token function">refresh</span><span class="token punctuation">(</span><span class="token punctuation">)</span>
    572. 

  572.         <span class="token punctuation">}</span><span class="token punctuation">,</span> <span class="token constant">TIME_BOUNCE</span><span class="token punctuation">)</span>
    573. 

  573.       <span class="token punctuation">}</span><span class="token punctuation">,</span>
    574. 

  574.       <span class="token keyword">async</span> <span class="token function">requestData</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
    575. 

  575.         <span class="token keyword">try</span> <span class="token punctuation">{</span>
    576. 

  576.           <span class="token keyword">const</span> newData <span class="token operator">=</span> <span class="token keyword">await</span> <span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">ajaxGet</span><span class="token punctuation">(</span><span class="token comment">/* url */</span><span class="token punctuation">)</span>
    577. 

  577.           <span class="token keyword">this</span><span class="token punctuation">.</span>dataList <span class="token operator">=</span> newData<span class="token punctuation">.</span><span class="token function">concat</span><span class="token punctuation">(</span><span class="token keyword">this</span><span class="token punctuation">.</span>dataList<span class="token punctuation">)</span>
    578. 

  578.         <span class="token punctuation">}</span> <span class="token keyword">catch</span> <span class="token punctuation">(</span>err<span class="token punctuation">)</span> <span class="token punctuation">{</span>
    579. 

  579.           <span class="token comment">// handle err</span>
    580. 

  580.           console<span class="token punctuation">.</span><span class="token function">log</span><span class="token punctuation">(</span>err<span class="token punctuation">)</span>
    581. 

  581.         <span class="token punctuation">}</span>
    582. 

  582.       <span class="token punctuation">}</span><span class="token punctuation">,</span>
    583. 

  583.       <span class="token function">ajaxGet</span><span class="token punctuation">(</span><span class="token comment">/* url */</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
    584. 

  584.         <span class="token keyword">return</span> <span class="token keyword">new</span> <span class="token class-name">Promise</span><span class="token punctuation">(</span><span class="token parameter">resolve</span> <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    585. 

  585.           <span class="token function">setTimeout</span><span class="token punctuation">(</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    586. 

  586.             <span class="token keyword">const</span> dataList <span class="token operator">=</span> <span class="token function">generateData</span><span class="token punctuation">(</span><span class="token punctuation">)</span>
    587. 

  587.             <span class="token function">resolve</span><span class="token punctuation">(</span>dataList<span class="token punctuation">)</span>
    588. 

  588.           <span class="token punctuation">}</span><span class="token punctuation">,</span> <span class="token constant">REQUEST_TIME</span><span class="token punctuation">)</span>
    589. 

  589.         <span class="token punctuation">}</span><span class="token punctuation">)</span>
    590. 

  590.       <span class="token punctuation">}</span>
    591. 

  591.     <span class="token punctuation">}</span>
    592. 

  592.   <span class="token punctuation">}</span>
    593. 

  593. </span></span><span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>script</span><span class="token punctuation">&gt;</span></span></code></pre></div></div><div class="demo-code-item" style="display:none;"><div class="language-styl extra-class"><pre class="language-styl"><code><span class="token selector">&lt;style lang=&quot;stylus&quot; scoped&gt;
    594. 

  594. .mouse-wheel-pulldown</span>
    595. 

  595.   <span class="token property-declaration"><span class="token property">height</span><span class="token punctuation">:</span> <span class="token number">100</span><span class="token unit">%</span></span>
    596. 

  596.   <span class="token selector">.pulldown-wrapper</span>
    597. 

  597.     <span class="token property-declaration"><span class="token property">position</span><span class="token punctuation">:</span> relative</span>
    598. 

  598.     <span class="token property-declaration"><span class="token property">height</span><span class="token punctuation">:</span> <span class="token number">100</span><span class="token unit">%</span></span>
    599. 

  599.     <span class="token property-declaration"><span class="token property">padding</span><span class="token punctuation">:</span> <span class="token number">0</span> <span class="token number">10</span><span class="token unit">px</span></span>
    600. 

  600.     <span class="token property-declaration"><span class="token property">border</span><span class="token punctuation">:</span> <span class="token number">1</span><span class="token unit">px</span> solid <span class="token hexcode">#ccc</span></span>
    601. 

  601.     <span class="token property-declaration"><span class="token property">overflow</span><span class="token punctuation">:</span> hidden</span>
    602. 

  602.   <span class="token selector">.pulldown-list</span>
    603. 

  603.     <span class="token property-declaration"><span class="token property">padding</span><span class="token punctuation">:</span> <span class="token number">0</span></span>
    604. 

  604.   <span class="token selector">.pulldown-list-item</span>
    605. 

  605.     <span class="token property-declaration"><span class="token property">padding</span><span class="token punctuation">:</span> <span class="token number">10</span><span class="token unit">px</span> <span class="token number">0</span></span>
    606. 

  606.     <span class="token property-declaration"><span class="token property">list-style</span><span class="token punctuation">:</span> none</span>
    607. 

  607.     <span class="token property-declaration"><span class="token property">border-bottom</span><span class="token punctuation">:</span> <span class="token number">1</span><span class="token unit">px</span> solid <span class="token hexcode">#ccc</span></span>
    608. 

  608.   <span class="token selector">.pulldown-tips</span>
    609. 

  609.     <span class="token property-declaration"><span class="token property">position</span><span class="token punctuation">:</span> absolute</span>
    610. 

  610.     <span class="token property-declaration"><span class="token property">width</span><span class="token punctuation">:</span> <span class="token number">100</span><span class="token unit">%</span></span>
    611. 

  611.     <span class="token property-declaration"><span class="token property">padding</span><span class="token punctuation">:</span> <span class="token number">20</span><span class="token unit">px</span></span>
    612. 

  612.     <span class="token property-declaration"><span class="token property">box-sizing</span><span class="token punctuation">:</span> border-box</span>
    613. 

  613.     <span class="token property-declaration"><span class="token property">transform</span><span class="token punctuation">:</span> <span class="token func"><span class="token function">translateY</span><span class="token punctuation">(</span><span class="token number">-100</span><span class="token unit">%</span><span class="token punctuation">)</span> <span class="token func"><span class="token function">translateZ</span><span class="token punctuation">(</span><span class="token number">0</span><span class="token punctuation">)</span></span></span></span>
    614. 

  614.     <span class="token property-declaration"><span class="token property">text-align</span><span class="token punctuation">:</span> center</span>
    615. 

  615.     <span class="token property-declaration"><span class="token property">color</span><span class="token punctuation">:</span> <span class="token hexcode">#999</span></span>
    616. 

  616. &lt;/style&gt;</code></pre></div></div> <i class="demo-code-content-copy"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="#ccc"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M8 5H6a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2v-1M8 5a2 2 0 002 2h2a2 2 0 002-2M8 5a2 2 0 012-2h2a2 2 0 012 2m0 0h2a2 2 0 012 2v3m2 4H10m0 0l3-3m-3 3l3 3"></path></svg></i> <!----></div></div> <div class="demo-main"><div class="demo-component-wrap"></div></div></div></li> <li><p><strong>mouseWheel &amp; wheel</strong></p> <p>use mousewheel do <a href="/docs/en-US/plugins/wheel.html">wheel</a> operation.</p> <div class="demo-wrap"><div class="demo-nav"><i class="demo-nav-btn icon-code"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="#666"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M10 20l4-16m4 4l4 4-4 4M6 16l-4-4 4-4"></path></svg></i> <!----> <i class="demo-nav-btn icon-preview"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="#666"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M9.75 17L9 20l-1 1h8l-1-1-.75-3M3 13h18M5 17h14a2 2 0 002-2V5a2 2 0 00-2-2H5a2 2 0 00-2 2v10a2 2 0 002 2z"></path></svg></i></div> <div class="demo-code" style="display:none;"><div class="demo-code-nav"><button class="demo-code-btn active">Template</button><button class="demo-code-btn">Script</button><button class="demo-code-btn">Style</button></div> <div class="demo-code-content"><div class="demo-code-item" style="display:;"><div class="language-vue extra-class"><pre class="language-vue"><code><span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>template</span><span class="token punctuation">&gt;</span></span>
    617. 

  617.   <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>div</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>mouse-wheel-picker<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>
    618. 

  618.     <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>ul</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>example-list<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>
    619. 

  619.       <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>li</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>example-item<span class="token punctuation">&quot;</span></span> <span class="token attr-name">@click</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>show<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>
    620. 

  620.           <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>span</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>open<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>{{selectedText}}<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>span</span><span class="token punctuation">&gt;</span></span>
    621. 

  621.       <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>li</span><span class="token punctuation">&gt;</span></span>
    622. 

  622.     <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>ul</span><span class="token punctuation">&gt;</span></span>
    623. 

  623.     <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>transition</span> <span class="token attr-name">name</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>picker-fade<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>
    624. 

  624.       <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>div</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>picker<span class="token punctuation">&quot;</span></span> <span class="token attr-name">v-show</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>state===1<span class="token punctuation">&quot;</span></span> <span class="token attr-name">@touchmove.prevent</span> <span class="token attr-name">@click</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>_cancel<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>
    625. 

  625.         <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>transition</span> <span class="token attr-name">name</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>picker-move<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>
    626. 

  626.           <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>div</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>picker-panel<span class="token punctuation">&quot;</span></span> <span class="token attr-name">v-show</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>state===1<span class="token punctuation">&quot;</span></span> <span class="token attr-name">@click.stop</span><span class="token punctuation">&gt;</span></span>
    627. 

  627.             <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>div</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>picker-choose border-bottom-1px<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>
    628. 

  628.               <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>span</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>cancel<span class="token punctuation">&quot;</span></span> <span class="token attr-name">@click</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>_cancel<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>Cancel<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>span</span><span class="token punctuation">&gt;</span></span>
    629. 

  629.               <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>span</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>confirm<span class="token punctuation">&quot;</span></span> <span class="token attr-name">@click</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>_confirm<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>Confirm<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>span</span><span class="token punctuation">&gt;</span></span>
    630. 

  630.               <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>h1</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>picker-title<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>Title<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>h1</span><span class="token punctuation">&gt;</span></span>
    631. 

  631.             <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>div</span><span class="token punctuation">&gt;</span></span>
    632. 

  632.             <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>div</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>picker-content<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>
    633. 

  633.               <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>div</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>mask-top border-bottom-1px<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span><span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>div</span><span class="token punctuation">&gt;</span></span>
    634. 

  634.               <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>div</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>mask-bottom border-top-1px<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span><span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>div</span><span class="token punctuation">&gt;</span></span>
    635. 

  635.               <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>div</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>wheel-wrapper<span class="token punctuation">&quot;</span></span> <span class="token attr-name">ref</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>wheelWrapper<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>
    636. 

  636.                 <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>div</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>wheel<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>
    637. 

  637.                   <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>ul</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>wheel-scroll<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>
    638. 

  638.                     <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>li</span>
    639. 

  639.                       <span class="token attr-name">v-for</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>(item, index) in pickerData<span class="token punctuation">&quot;</span></span> <span class="token attr-name">:key</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>index<span class="token punctuation">&quot;</span></span>
    640. 

  640.                       <span class="token attr-name">:class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>{'wheel-disabled-item':item.disabled}<span class="token punctuation">&quot;</span></span>
    641. 

  641.                       <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>wheel-item<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span>{{item.text}}<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>li</span><span class="token punctuation">&gt;</span></span>
    642. 

  642.                   <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>ul</span><span class="token punctuation">&gt;</span></span>
    643. 

  643.                 <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>div</span><span class="token punctuation">&gt;</span></span>
    644. 

  644.               <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>div</span><span class="token punctuation">&gt;</span></span>
    645. 

  645.             <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>div</span><span class="token punctuation">&gt;</span></span>
    646. 

  646.             <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>div</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>picker-footer<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span><span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>div</span><span class="token punctuation">&gt;</span></span>
    647. 

  647.           <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>div</span><span class="token punctuation">&gt;</span></span>
    648. 

  648.         <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>transition</span><span class="token punctuation">&gt;</span></span>
    649. 

  649.       <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>div</span><span class="token punctuation">&gt;</span></span>
    650. 

  650.     <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>transition</span><span class="token punctuation">&gt;</span></span>
    651. 

  651.   <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>div</span><span class="token punctuation">&gt;</span></span>
    652. 

  652. <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>template</span><span class="token punctuation">&gt;</span></span></code></pre></div></div><div class="demo-code-item" style="display:none;"><div class="language-vue extra-class"><pre class="language-vue"><code><span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>script</span> <span class="token attr-name">type</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">&quot;</span>text/ecmascript-6<span class="token punctuation">&quot;</span></span><span class="token punctuation">&gt;</span></span><span class="token script"><span class="token language-javascript">
    653. 

  653.   <span class="token keyword">import</span> BScroll <span class="token keyword">from</span> <span class="token string">'@better-scroll/core'</span>
    654. 

  654.   <span class="token keyword">import</span> Wheel <span class="token keyword">from</span> <span class="token string">'@better-scroll/wheel'</span>
    655. 

  655.   <span class="token keyword">import</span> MouseWheel <span class="token keyword">from</span> <span class="token string">'@better-scroll/mouse-wheel'</span>
    656. 

  656.   BScroll<span class="token punctuation">.</span><span class="token function">use</span><span class="token punctuation">(</span>Wheel<span class="token punctuation">)</span>
    657. 

  657.   BScroll<span class="token punctuation">.</span><span class="token function">use</span><span class="token punctuation">(</span>MouseWheel<span class="token punctuation">)</span>
    658. 

  658. 

  659.   <span class="token keyword">const</span> <span class="token constant">STATE_HIDE</span> <span class="token operator">=</span> <span class="token number">0</span>
    660. 

  660.   <span class="token keyword">const</span> <span class="token constant">STATE_SHOW</span> <span class="token operator">=</span> <span class="token number">1</span>
    661. 

  661. 

  662.   <span class="token keyword">const</span> <span class="token constant">COMPONENT_NAME</span> <span class="token operator">=</span> <span class="token string">'picker'</span>
    663. 

  663.   <span class="token keyword">const</span> <span class="token constant">EVENT_SELECT</span> <span class="token operator">=</span> <span class="token string">'select'</span>
    664. 

  664.   <span class="token keyword">const</span> <span class="token constant">EVENT_CANCEL</span> <span class="token operator">=</span> <span class="token string">'cancel'</span>
    665. 

  665.   <span class="token keyword">const</span> <span class="token constant">EVENT_CHANGE</span> <span class="token operator">=</span> <span class="token string">'change'</span>
    666. 

  666. 

  667.   <span class="token keyword">const</span> <span class="token constant">DATA</span> <span class="token operator">=</span> <span class="token punctuation">[</span>
    668. 

  668.     <span class="token punctuation">{</span>
    669. 

  669.       <span class="token literal-property property">text</span><span class="token operator">:</span> <span class="token string">'Venomancer'</span><span class="token punctuation">,</span>
    670. 

  670.       <span class="token literal-property property">value</span><span class="token operator">:</span> <span class="token number">1</span><span class="token punctuation">,</span>
    671. 

  671.       <span class="token literal-property property">disabled</span><span class="token operator">:</span> <span class="token string">'wheel-disabled-item'</span>
    672. 

  672.     <span class="token punctuation">}</span><span class="token punctuation">,</span> <span class="token punctuation">{</span>
    673. 

  673.       <span class="token literal-property property">text</span><span class="token operator">:</span> <span class="token string">'Nerubian Weaver'</span><span class="token punctuation">,</span>
    674. 

  674.       <span class="token literal-property property">value</span><span class="token operator">:</span> <span class="token number">2</span>
    675. 

  675.     <span class="token punctuation">}</span><span class="token punctuation">,</span>
    676. 

  676.     <span class="token punctuation">{</span>
    677. 

  677.       <span class="token literal-property property">text</span><span class="token operator">:</span> <span class="token string">'Spectre'</span><span class="token punctuation">,</span>
    678. 

  678.       <span class="token literal-property property">value</span><span class="token operator">:</span> <span class="token number">3</span>
    679. 

  679.     <span class="token punctuation">}</span><span class="token punctuation">,</span>
    680. 

  680.     <span class="token punctuation">{</span>
    681. 

  681.       <span class="token literal-property property">text</span><span class="token operator">:</span> <span class="token string">'Juggernaut'</span><span class="token punctuation">,</span>
    682. 

  682.       <span class="token literal-property property">value</span><span class="token operator">:</span> <span class="token number">4</span>
    683. 

  683.     <span class="token punctuation">}</span><span class="token punctuation">,</span>
    684. 

  684.     <span class="token punctuation">{</span>
    685. 

  685.       <span class="token literal-property property">text</span><span class="token operator">:</span> <span class="token string">'Karl'</span><span class="token punctuation">,</span>
    686. 

  686.       <span class="token literal-property property">value</span><span class="token operator">:</span> <span class="token number">5</span>
    687. 

  687.     <span class="token punctuation">}</span><span class="token punctuation">,</span>
    688. 

  688.     <span class="token punctuation">{</span>
    689. 

  689.       <span class="token literal-property property">text</span><span class="token operator">:</span> <span class="token string">'Zeus'</span><span class="token punctuation">,</span>
    690. 

  690.       <span class="token literal-property property">value</span><span class="token operator">:</span> <span class="token number">6</span>
    691. 

  691.     <span class="token punctuation">}</span><span class="token punctuation">,</span>
    692. 

  692.     <span class="token punctuation">{</span>
    693. 

  693.       <span class="token literal-property property">text</span><span class="token operator">:</span> <span class="token string">'Witch Doctor'</span><span class="token punctuation">,</span>
    694. 

  694.       <span class="token literal-property property">value</span><span class="token operator">:</span> <span class="token number">7</span>
    695. 

  695.     <span class="token punctuation">}</span><span class="token punctuation">,</span> <span class="token punctuation">{</span>
    696. 

  696.       <span class="token literal-property property">text</span><span class="token operator">:</span> <span class="token string">'Lich'</span><span class="token punctuation">,</span>
    697. 

  697.       <span class="token literal-property property">value</span><span class="token operator">:</span> <span class="token number">8</span>
    698. 

  698.     <span class="token punctuation">}</span><span class="token punctuation">,</span>
    699. 

  699.     <span class="token punctuation">{</span>
    700. 

  700.       <span class="token literal-property property">text</span><span class="token operator">:</span> <span class="token string">'Oracle'</span><span class="token punctuation">,</span>
    701. 

  701.       <span class="token literal-property property">value</span><span class="token operator">:</span> <span class="token number">9</span>
    702. 

  702.     <span class="token punctuation">}</span><span class="token punctuation">,</span>
    703. 

  703.     <span class="token punctuation">{</span>
    704. 

  704.       <span class="token literal-property property">text</span><span class="token operator">:</span> <span class="token string">'Earthshaker'</span><span class="token punctuation">,</span>
    705. 

  705.       <span class="token literal-property property">value</span><span class="token operator">:</span> <span class="token number">10</span>
    706. 

  706.     <span class="token punctuation">}</span>
    707. 

  707.   <span class="token punctuation">]</span>
    708. 

  708. 

  709.   <span class="token keyword">export</span> <span class="token keyword">default</span> <span class="token punctuation">{</span>
    710. 

  710.     <span class="token literal-property property">name</span><span class="token operator">:</span> <span class="token constant">COMPONENT_NAME</span><span class="token punctuation">,</span>
    711. 

  711.     <span class="token function">data</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
    712. 

  712.       <span class="token keyword">return</span> <span class="token punctuation">{</span>
    713. 

  713.         <span class="token literal-property property">state</span><span class="token operator">:</span> <span class="token constant">STATE_HIDE</span><span class="token punctuation">,</span>
    714. 

  714.         <span class="token literal-property property">selectedIndex</span><span class="token operator">:</span> <span class="token number">2</span><span class="token punctuation">,</span>
    715. 

  715.         <span class="token literal-property property">selectedText</span><span class="token operator">:</span> <span class="token string">'open'</span><span class="token punctuation">,</span>
    716. 

  716.         <span class="token literal-property property">pickerData</span><span class="token operator">:</span> <span class="token constant">DATA</span>
    717. 

  717.       <span class="token punctuation">}</span>
    718. 

  718.     <span class="token punctuation">}</span><span class="token punctuation">,</span>
    719. 

  719.     <span class="token literal-property property">methods</span><span class="token operator">:</span> <span class="token punctuation">{</span>
    720. 

  720.       <span class="token function">_confirm</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
    721. 

  721.         <span class="token keyword">if</span> <span class="token punctuation">(</span><span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">_isMoving</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
    722. 

  722.           <span class="token keyword">return</span>
    723. 

  723.         <span class="token punctuation">}</span>
    724. 

  724.         <span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">hide</span><span class="token punctuation">(</span><span class="token punctuation">)</span>
    725. 

  725. 

  726.         <span class="token keyword">const</span> currentSelectedIndex <span class="token operator">=</span> <span class="token keyword">this</span><span class="token punctuation">.</span>wheel<span class="token punctuation">.</span><span class="token function">getSelectedIndex</span><span class="token punctuation">(</span><span class="token punctuation">)</span>
    727. 

  727.         <span class="token keyword">this</span><span class="token punctuation">.</span>selectedIndex <span class="token operator">=</span> currentSelectedIndex
    728. 

  728.         <span class="token keyword">this</span><span class="token punctuation">.</span>selectedText <span class="token operator">=</span> <span class="token keyword">this</span><span class="token punctuation">.</span>pickerData<span class="token punctuation">[</span><span class="token keyword">this</span><span class="token punctuation">.</span>selectedIndex<span class="token punctuation">]</span><span class="token punctuation">.</span>text
    729. 

  729.         <span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">$emit</span><span class="token punctuation">(</span><span class="token constant">EVENT_SELECT</span><span class="token punctuation">,</span> currentSelectedIndex<span class="token punctuation">)</span>
    730. 

  730.       <span class="token punctuation">}</span><span class="token punctuation">,</span>
    731. 

  731.       <span class="token function">_cancel</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
    732. 

  732.         <span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">hide</span><span class="token punctuation">(</span><span class="token punctuation">)</span>
    733. 

  733.         <span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">$emit</span><span class="token punctuation">(</span><span class="token constant">EVENT_CANCEL</span><span class="token punctuation">)</span>
    734. 

  734.       <span class="token punctuation">}</span><span class="token punctuation">,</span>
    735. 

  735.       <span class="token function">_isMoving</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
    736. 

  736.         <span class="token keyword">return</span> <span class="token keyword">this</span><span class="token punctuation">.</span>wheel<span class="token punctuation">.</span>pending
    737. 

  737.       <span class="token punctuation">}</span><span class="token punctuation">,</span>
    738. 

  738.       <span class="token function">show</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
    739. 

  739.         <span class="token keyword">if</span> <span class="token punctuation">(</span><span class="token keyword">this</span><span class="token punctuation">.</span>state <span class="token operator">===</span> <span class="token constant">STATE_SHOW</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
    740. 

  740.           <span class="token keyword">return</span>
    741. 

  741.         <span class="token punctuation">}</span>
    742. 

  742.         <span class="token keyword">this</span><span class="token punctuation">.</span>state <span class="token operator">=</span> <span class="token constant">STATE_SHOW</span>
    743. 

  743.         <span class="token keyword">if</span> <span class="token punctuation">(</span><span class="token operator">!</span><span class="token keyword">this</span><span class="token punctuation">.</span>wheel<span class="token punctuation">)</span> <span class="token punctuation">{</span>
    744. 

  744.           <span class="token comment">// waiting for DOM rendered</span>
    745. 

  745.           <span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">$nextTick</span><span class="token punctuation">(</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    746. 

  746.             <span class="token keyword">const</span> wrapper <span class="token operator">=</span> <span class="token keyword">this</span><span class="token punctuation">.</span>$refs<span class="token punctuation">.</span>wheelWrapper<span class="token punctuation">.</span>children<span class="token punctuation">[</span><span class="token number">0</span><span class="token punctuation">]</span>
    747. 

  747.             <span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">_createWheel</span><span class="token punctuation">(</span>wrapper<span class="token punctuation">)</span>
    748. 

  748.           <span class="token punctuation">}</span><span class="token punctuation">)</span>
    749. 

  749.         <span class="token punctuation">}</span> <span class="token keyword">else</span> <span class="token punctuation">{</span>
    750. 

  750.           <span class="token keyword">this</span><span class="token punctuation">.</span>wheel<span class="token punctuation">.</span><span class="token function">enable</span><span class="token punctuation">(</span><span class="token punctuation">)</span>
    751. 

  751.           <span class="token keyword">this</span><span class="token punctuation">.</span>wheel<span class="token punctuation">.</span><span class="token function">wheelTo</span><span class="token punctuation">(</span><span class="token keyword">this</span><span class="token punctuation">.</span>selectedIndex<span class="token punctuation">)</span>
    752. 

  752.         <span class="token punctuation">}</span>
    753. 

  753.       <span class="token punctuation">}</span><span class="token punctuation">,</span>
    754. 

  754.       <span class="token function">hide</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
    755. 

  755.         <span class="token keyword">this</span><span class="token punctuation">.</span>state <span class="token operator">=</span> <span class="token constant">STATE_HIDE</span>
    756. 

  756.         <span class="token comment">// if wheel is in animation, clear timer in it</span>
    757. 

  757.         <span class="token keyword">this</span><span class="token punctuation">.</span>wheel<span class="token punctuation">.</span><span class="token function">disable</span><span class="token punctuation">(</span><span class="token punctuation">)</span>
    758. 

  758.       <span class="token punctuation">}</span><span class="token punctuation">,</span>
    759. 

  759.       <span class="token function">refresh</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
    760. 

  760.         <span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">$nextTick</span><span class="token punctuation">(</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    761. 

  761.           <span class="token keyword">this</span><span class="token punctuation">.</span>wheel<span class="token punctuation">.</span><span class="token function">refresh</span><span class="token punctuation">(</span><span class="token punctuation">)</span>
    762. 

  762.         <span class="token punctuation">}</span><span class="token punctuation">)</span>
    763. 

  763.       <span class="token punctuation">}</span><span class="token punctuation">,</span>
    764. 

  764.       <span class="token function">_createWheel</span><span class="token punctuation">(</span><span class="token parameter">wheelWrapper</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
    765. 

  765.         <span class="token keyword">if</span> <span class="token punctuation">(</span><span class="token operator">!</span><span class="token keyword">this</span><span class="token punctuation">.</span>wheel<span class="token punctuation">)</span> <span class="token punctuation">{</span>
    766. 

  766.           <span class="token keyword">this</span><span class="token punctuation">.</span>wheel <span class="token operator">=</span> <span class="token keyword">new</span> <span class="token class-name">BScroll</span><span class="token punctuation">(</span>wheelWrapper<span class="token punctuation">,</span> <span class="token punctuation">{</span>
    767. 

  767.             <span class="token literal-property property">mouseWheel</span><span class="token operator">:</span> <span class="token boolean">true</span><span class="token punctuation">,</span>
    768. 

  768.             <span class="token literal-property property">wheel</span><span class="token operator">:</span> <span class="token punctuation">{</span>
    769. 

  769.               <span class="token literal-property property">selectedIndex</span><span class="token operator">:</span> <span class="token keyword">this</span><span class="token punctuation">.</span>selectedIndex<span class="token punctuation">,</span>
    770. 

  770.               <span class="token literal-property property">wheelWrapperClass</span><span class="token operator">:</span> <span class="token string">'wheel-scroll'</span><span class="token punctuation">,</span>
    771. 

  771.               <span class="token literal-property property">wheelItemClass</span><span class="token operator">:</span> <span class="token string">'wheel-item'</span><span class="token punctuation">,</span>
    772. 

  772.               <span class="token literal-property property">wheelDisabledItemClass</span><span class="token operator">:</span> <span class="token string">'wheel-disabled-item'</span>
    773. 

  773.             <span class="token punctuation">}</span><span class="token punctuation">,</span>
    774. 

  774.             <span class="token literal-property property">probeType</span><span class="token operator">:</span> <span class="token number">3</span><span class="token punctuation">,</span>
    775. 

  775.             <span class="token literal-property property">useTransition</span><span class="token operator">:</span> <span class="token boolean">true</span><span class="token punctuation">,</span>
    776. 

  776.           <span class="token punctuation">}</span><span class="token punctuation">)</span>
    777. 

  777.           <span class="token keyword">this</span><span class="token punctuation">.</span>wheel<span class="token punctuation">.</span><span class="token function">on</span><span class="token punctuation">(</span><span class="token string">'scrollEnd'</span><span class="token punctuation">,</span> <span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token operator">=&gt;</span> <span class="token punctuation">{</span>
    778. 

  778.             <span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">$emit</span><span class="token punctuation">(</span><span class="token constant">EVENT_CHANGE</span><span class="token punctuation">,</span> <span class="token keyword">this</span><span class="token punctuation">.</span>wheel<span class="token punctuation">.</span><span class="token function">getSelectedIndex</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">)</span>
    779. 

  779.           <span class="token punctuation">}</span><span class="token punctuation">)</span>
    780. 

  780.         <span class="token punctuation">}</span> <span class="token keyword">else</span> <span class="token punctuation">{</span>
    781. 

  781.           <span class="token keyword">this</span><span class="token punctuation">.</span>wheel<span class="token punctuation">.</span><span class="token function">refresh</span><span class="token punctuation">(</span><span class="token punctuation">)</span>
    782. 

  782.         <span class="token punctuation">}</span>
    783. 

  783.         <span class="token keyword">return</span> <span class="token keyword">this</span><span class="token punctuation">.</span>wheel
    784. 

  784.       <span class="token punctuation">}</span>
    785. 

  785.     <span class="token punctuation">}</span>
    786. 

  786.   <span class="token punctuation">}</span>
    787. 

  787. </span></span><span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>script</span><span class="token punctuation">&gt;</span></span></code></pre></div></div><div class="demo-code-item" style="display:none;"><div class="language-styl extra-class"><pre class="language-styl"><code>&lt;style scoped lang=<span class="token string">&quot;stylus&quot;</span> rel=<span class="token string">&quot;stylesheet/stylus&quot;</span>&gt;
    788. 

  788. 

  789.   <span class="token selector"><span class="token comment">/* reset */</span>
    790. 

  790.   ul</span>
    791. 

  791.     <span class="token property-declaration"><span class="token property">list-style</span> none</span>
    792. 

  792.     <span class="token property-declaration"><span class="token property">padding</span> <span class="token number">0</span></span>
    793. 

  793. 

  794.   <span class="token selector">.example-list</span>
    795. 

  795.     <span class="token property-declaration"><span class="token property">display</span><span class="token punctuation">:</span> flex</span>
    796. 

  796.     <span class="token property-declaration"><span class="token property">justify-content</span><span class="token punctuation">:</span> space-between</span>
    797. 

  797.     <span class="token property-declaration"><span class="token property">flex-wrap</span><span class="token punctuation">:</span> wrap</span>
    798. 

  798.     <span class="token property-declaration"><span class="token property">margin</span><span class="token punctuation">:</span> <span class="token number">2</span><span class="token unit">rem</span></span>
    799. 

  799. 

  800.     <span class="token selector">.example-item</span>
    801. 

  801.       <span class="token property-declaration"><span class="token property">background-color</span> <span class="token color">white</span></span>
    802. 

  802.       <span class="token property-declaration"><span class="token property">padding</span><span class="token punctuation">:</span> <span class="token number">0.8</span><span class="token unit">rem</span></span>
    803. 

  803.       <span class="token property-declaration"><span class="token property">border</span><span class="token punctuation">:</span> <span class="token number">1</span><span class="token unit">px</span> solid <span class="token func"><span class="token function">rgba</span><span class="token punctuation">(</span><span class="token number">0</span><span class="token punctuation">,</span> <span class="token number">0</span><span class="token punctuation">,</span> <span class="token number">0</span><span class="token punctuation">,</span> <span class="token number">.1</span><span class="token punctuation">)</span></span></span>
    804. 

  804.       <span class="token property-declaration"><span class="token property">box-shadow</span><span class="token punctuation">:</span> <span class="token number">0</span> <span class="token number">1</span><span class="token unit">px</span> <span class="token number">2</span><span class="token unit">px</span> <span class="token number">0</span> <span class="token func"><span class="token function">rgba</span><span class="token punctuation">(</span><span class="token number">0</span><span class="token punctuation">,</span><span class="token number">0</span><span class="token punctuation">,</span><span class="token number">0</span><span class="token punctuation">,</span><span class="token number">0.1</span><span class="token punctuation">)</span></span></span>
    805. 

  805.       <span class="token property-declaration"><span class="token property">text-align</span><span class="token punctuation">:</span> center</span>
    806. 

  806.       <span class="token property-declaration"><span class="token property">margin-bottom</span><span class="token punctuation">:</span> <span class="token number">1</span><span class="token unit">rem</span></span>
    807. 

  807.       <span class="token property-declaration"><span class="token property">flex</span><span class="token punctuation">:</span> <span class="token number">1</span></span>
    808. 

  808.       <span class="token selector">&amp;.placeholder</span>
    809. 

  809.         <span class="token property-declaration"><span class="token property">visibility</span><span class="token punctuation">:</span> hidden</span>
    810. 

  810.         <span class="token property-declaration"><span class="token property">height</span><span class="token punctuation">:</span> <span class="token number">0</span></span>
    811. 

  811.         <span class="token property-declaration"><span class="token property">margin</span><span class="token punctuation">:</span> <span class="token number">0</span></span>
    812. 

  812.         <span class="token property-declaration"><span class="token property">padding</span><span class="token punctuation">:</span> <span class="token number">0</span></span>
    813. 

  813. 

  814.   <span class="token selector">.picker</span>
    815. 

  815.     <span class="token property-declaration"><span class="token property">position</span><span class="token punctuation">:</span> fixed</span>
    816. 

  816.     <span class="token property-declaration"><span class="token property">left</span><span class="token punctuation">:</span> <span class="token number">0</span></span>
    817. 

  817.     <span class="token property-declaration"><span class="token property">top</span><span class="token punctuation">:</span> <span class="token number">0</span></span>
    818. 

  818.     <span class="token property-declaration"><span class="token property">z-index</span><span class="token punctuation">:</span> <span class="token number">100</span></span>
    819. 

  819.     <span class="token property-declaration"><span class="token property">width</span><span class="token punctuation">:</span> <span class="token number">100</span><span class="token unit">%</span></span>
    820. 

  820.     <span class="token property-declaration"><span class="token property">height</span><span class="token punctuation">:</span> <span class="token number">100</span><span class="token unit">%</span></span>
    821. 

  821.     <span class="token property-declaration"><span class="token property">overflow</span><span class="token punctuation">:</span> hidden</span>
    822. 

  822.     <span class="token property-declaration"><span class="token property">text-align</span><span class="token punctuation">:</span> center</span>
    823. 

  823.     <span class="token property-declaration"><span class="token property">font-size</span><span class="token punctuation">:</span> <span class="token number">14</span><span class="token unit">px</span></span>
    824. 

  824.     <span class="token property-declaration"><span class="token property">background-color</span><span class="token punctuation">:</span> <span class="token func"><span class="token function">rgba</span><span class="token punctuation">(</span><span class="token number">37</span><span class="token punctuation">,</span> <span class="token number">38</span><span class="token punctuation">,</span> <span class="token number">45</span><span class="token punctuation">,</span> <span class="token number">.4</span><span class="token punctuation">)</span></span></span>
    825. 

  825.     <span class="token selector">&amp;.picker-fade-enter<span class="token punctuation">,</span> &amp;.picker-fade-leave-active</span>
    826. 

  826.       <span class="token property-declaration"><span class="token property">opacity</span><span class="token punctuation">:</span> <span class="token number">0</span></span>
    827. 

  827.     <span class="token selector">&amp;.picker-fade-enter-active<span class="token punctuation">,</span> &amp;.picker-fade-leave-active</span>
    828. 

  828.       <span class="token property-declaration"><span class="token property">transition</span><span class="token punctuation">:</span> all <span class="token number">.3</span><span class="token unit">s</span> ease-<span class="token operator">in</span>-out</span>
    829. 

  829. 

  830.     <span class="token selector">.picker-panel</span>
    831. 

  831.       <span class="token property-declaration"><span class="token property">position</span><span class="token punctuation">:</span> absolute</span>
    832. 

  832.       <span class="token property-declaration"><span class="token property">z-index</span><span class="token punctuation">:</span> <span class="token number">600</span></span>
    833. 

  833.       <span class="token property-declaration"><span class="token property">bottom</span><span class="token punctuation">:</span> <span class="token number">0</span></span>
    834. 

  834.       <span class="token property-declaration"><span class="token property">width</span><span class="token punctuation">:</span> <span class="token number">100</span><span class="token unit">%</span></span>
    835. 

  835.       <span class="token property-declaration"><span class="token property">height</span><span class="token punctuation">:</span> <span class="token number">273</span><span class="token unit">px</span></span>
    836. 

  836.       <span class="token property-declaration"><span class="token property">background</span><span class="token punctuation">:</span> <span class="token color">white</span></span>
    837. 

  837.       <span class="token selector">&amp;.picker-move-enter<span class="token punctuation">,</span> &amp;.picker-move-leave-active</span>
    838. 

  838.         <span class="token property-declaration"><span class="token property">transform</span><span class="token punctuation">:</span> <span class="token func"><span class="token function">translate3d</span><span class="token punctuation">(</span><span class="token number">0</span><span class="token punctuation">,</span> <span class="token number">273</span><span class="token unit">px</span><span class="token punctuation">,</span> <span class="token number">0</span><span class="token punctuation">)</span></span></span>
    839. 

  839.       <span class="token selector">&amp;.picker-move-enter-active<span class="token punctuation">,</span> &amp;.picker-move-leave-active</span>
    840. 

  840.         <span class="token property-declaration"><span class="token property">transition</span><span class="token punctuation">:</span> all <span class="token number">.3</span><span class="token unit">s</span> ease-<span class="token operator">in</span>-out</span>
    841. 

  841.       <span class="token selector">.picker-choose</span>
    842. 

  842.         <span class="token property-declaration"><span class="token property">position</span><span class="token punctuation">:</span> relative</span>
    843. 

  843.         <span class="token property-declaration"><span class="token property">height</span><span class="token punctuation">:</span> <span class="token number">60</span><span class="token unit">px</span></span>
    844. 

  844.         <span class="token property-declaration"><span class="token property">color</span><span class="token punctuation">:</span> <span class="token hexcode">#999</span></span>
    845. 

  845.         <span class="token selector">.picker-title</span>
    846. 

  846.           <span class="token property-declaration"><span class="token property">margin</span><span class="token punctuation">:</span> <span class="token number">0</span></span>
    847. 

  847.           <span class="token property-declaration"><span class="token property">line-height</span><span class="token punctuation">:</span> <span class="token number">60</span><span class="token unit">px</span></span>
    848. 

  848.           <span class="token property-declaration"><span class="token property">font-weight</span><span class="token punctuation">:</span> normal</span>
    849. 

  849.           <span class="token property-declaration"><span class="token property">text-align</span><span class="token punctuation">:</span> center</span>
    850. 

  850.           <span class="token property-declaration"><span class="token property">font-size</span><span class="token punctuation">:</span> <span class="token number">18</span><span class="token unit">px</span></span>
    851. 

  851.           <span class="token property-declaration"><span class="token property">color</span><span class="token punctuation">:</span> <span class="token hexcode">#333</span></span>
    852. 

  852.         <span class="token selector">.confirm<span class="token punctuation">,</span> .cancel</span>
    853. 

  853.           <span class="token property-declaration"><span class="token property">position</span><span class="token punctuation">:</span> absolute</span>
    854. 

  854.           <span class="token property-declaration"><span class="token property">top</span><span class="token punctuation">:</span> <span class="token number">6</span><span class="token unit">px</span></span>
    855. 

  855.           <span class="token property-declaration"><span class="token property">padding</span><span class="token punctuation">:</span> <span class="token number">16</span><span class="token unit">px</span></span>
    856. 

  856.           <span class="token property-declaration"><span class="token property">font-size</span><span class="token punctuation">:</span> <span class="token number">14</span><span class="token unit">px</span></span>
    857. 

  857.         <span class="token selector">.confirm</span>
    858. 

  858.           <span class="token property-declaration"><span class="token property">right</span><span class="token punctuation">:</span> <span class="token number">0</span></span>
    859. 

  859.           <span class="token property-declaration"><span class="token property">color</span><span class="token punctuation">:</span> <span class="token hexcode">#007bff</span></span>
    860. 

  860.           <span class="token selector">&amp;:active</span>
    861. 

  861.             <span class="token property-declaration"><span class="token property">color</span><span class="token punctuation">:</span> <span class="token hexcode">#5aaaff</span></span>
    862. 

  862.         <span class="token selector">.cancel</span>
    863. 

  863.           <span class="token property-declaration"><span class="token property">left</span><span class="token punctuation">:</span> <span class="token number">0</span></span>
    864. 

  864.           <span class="token selector">&amp;:active</span>
    865. 

  865.             <span class="token property-declaration"><span class="token property">color</span><span class="token punctuation">:</span> <span class="token hexcode">#c2c2c2</span></span>
    866. 

  866.       <span class="token selector">.picker-content</span>
    867. 

  867.         <span class="token property-declaration"><span class="token property">position</span><span class="token punctuation">:</span> relative</span>
    868. 

  868.         <span class="token property-declaration"><span class="token property">top</span><span class="token punctuation">:</span> <span class="token number">20</span><span class="token unit">px</span></span>
    869. 

  869.         <span class="token selector">.mask-top<span class="token punctuation">,</span> .mask-bottom</span>
    870. 

  870.           <span class="token property-declaration"><span class="token property">z-index</span><span class="token punctuation">:</span> <span class="token number">10</span></span>
    871. 

  871.           <span class="token property-declaration"><span class="token property">width</span><span class="token punctuation">:</span> <span class="token number">100</span><span class="token unit">%</span></span>
    872. 

  872.           <span class="token property-declaration"><span class="token property">height</span><span class="token punctuation">:</span> <span class="token number">68</span><span class="token unit">px</span></span>
    873. 

  873.           <span class="token property-declaration"><span class="token property">pointer-events</span><span class="token punctuation">:</span> none</span>
    874. 

  874.           <span class="token property-declaration"><span class="token property">transform</span><span class="token punctuation">:</span> <span class="token func"><span class="token function">translateZ</span><span class="token punctuation">(</span><span class="token number">0</span><span class="token punctuation">)</span></span></span>
    875. 

  875.         <span class="token selector">.mask-top</span>
    876. 

  876.           <span class="token property-declaration"><span class="token property">position</span><span class="token punctuation">:</span> absolute</span>
    877. 

  877.           <span class="token property-declaration"><span class="token property">top</span><span class="token punctuation">:</span> <span class="token number">0</span></span>
    878. 

  878.           <span class="token property-declaration"><span class="token property">background</span><span class="token punctuation">:</span> <span class="token func"><span class="token function">linear-gradient</span><span class="token punctuation">(</span>to top<span class="token punctuation">,</span> <span class="token func"><span class="token function">rgba</span><span class="token punctuation">(</span><span class="token number">255</span><span class="token punctuation">,</span> <span class="token number">255</span><span class="token punctuation">,</span> <span class="token number">255</span><span class="token punctuation">,</span> <span class="token number">0.4</span><span class="token punctuation">)</span><span class="token punctuation">,</span> <span class="token func"><span class="token function">rgba</span><span class="token punctuation">(</span><span class="token number">255</span><span class="token punctuation">,</span> <span class="token number">255</span><span class="token punctuation">,</span> <span class="token number">255</span><span class="token punctuation">,</span> <span class="token number">0.8</span><span class="token punctuation">)</span><span class="token punctuation">)</span></span></span></span></span>
    879. 

  879.         <span class="token selector">.mask-bottom</span>
    880. 

  880.           <span class="token property-declaration"><span class="token property">position</span><span class="token punctuation">:</span> absolute</span>
    881. 

  881.           <span class="token property-declaration"><span class="token property">bottom</span><span class="token punctuation">:</span> <span class="token number">1</span><span class="token unit">px</span></span>
    882. 

  882.           <span class="token property-declaration"><span class="token property">background</span><span class="token punctuation">:</span> <span class="token func"><span class="token function">linear-gradient</span><span class="token punctuation">(</span>to bottom<span class="token punctuation">,</span> <span class="token func"><span class="token function">rgba</span><span class="token punctuation">(</span><span class="token number">255</span><span class="token punctuation">,</span> <span class="token number">255</span><span class="token punctuation">,</span> <span class="token number">255</span><span class="token punctuation">,</span> <span class="token number">0.4</span><span class="token punctuation">)</span><span class="token punctuation">,</span> <span class="token func"><span class="token function">rgba</span><span class="token punctuation">(</span><span class="token number">255</span><span class="token punctuation">,</span> <span class="token number">255</span><span class="token punctuation">,</span> <span class="token number">255</span><span class="token punctuation">,</span> <span class="token number">0.8</span><span class="token punctuation">)</span><span class="token punctuation">)</span></span></span></span></span>
    883. 

  883.       <span class="token selector">.wheel-wrapper</span>
    884. 

  884.         <span class="token property-declaration"><span class="token property">display</span><span class="token punctuation">:</span> flex</span>
    885. 

  885.         <span class="token property-declaration"><span class="token property">padding</span><span class="token punctuation">:</span> <span class="token number">0</span> <span class="token number">16</span><span class="token unit">px</span></span>
    886. 

  886.         <span class="token selector">.wheel</span>
    887. 

  887.           <span class="token property-declaration"><span class="token property">-ms-flex</span><span class="token punctuation">:</span> <span class="token number">1</span> <span class="token number">1</span> <span class="token number">0.000000001</span><span class="token unit">px</span></span>
    888. 

  888.           <span class="token property-declaration"><span class="token property">-webkit-box-flex</span><span class="token punctuation">:</span> <span class="token number">1</span></span>
    889. 

  889.           <span class="token property-declaration"><span class="token property">-webkit-flex</span><span class="token punctuation">:</span> <span class="token number">1</span></span>
    890. 

  890.           <span class="token property-declaration"><span class="token property">flex</span><span class="token punctuation">:</span> <span class="token number">1</span></span>
    891. 

  891.           <span class="token property-declaration"><span class="token property">-webkit-flex-basis</span><span class="token punctuation">:</span> <span class="token number">0.000000001</span><span class="token unit">px</span></span>
    892. 

  892.           <span class="token property-declaration"><span class="token property">flex-basis</span><span class="token punctuation">:</span> <span class="token number">0.000000001</span><span class="token unit">px</span></span>
    893. 

  893.           <span class="token property-declaration"><span class="token property">width</span><span class="token punctuation">:</span> <span class="token number">1</span><span class="token unit">%</span></span>
    894. 

  894.           <span class="token property-declaration"><span class="token property">height</span><span class="token punctuation">:</span> <span class="token number">173</span><span class="token unit">px</span></span>
    895. 

  895.           <span class="token property-declaration"><span class="token property">overflow</span><span class="token punctuation">:</span> hidden</span>
    896. 

  896.           <span class="token property-declaration"><span class="token property">font-size</span><span class="token punctuation">:</span> <span class="token number">18</span><span class="token unit">px</span></span>
    897. 

  897.           <span class="token selector">.wheel-scroll</span>
    898. 

  898.             <span class="token property-declaration"><span class="token property">padding</span><span class="token punctuation">:</span> <span class="token number">0</span></span>
    899. 

  899.             <span class="token property-declaration"><span class="token property">margin-top</span><span class="token punctuation">:</span> <span class="token number">68</span><span class="token unit">px</span></span>
    900. 

  900.             <span class="token property-declaration"><span class="token property">line-height</span><span class="token punctuation">:</span> <span class="token number">36</span><span class="token unit">px</span></span>
    901. 

  901.             <span class="token property-declaration"><span class="token property">list-style</span><span class="token punctuation">:</span> none</span>
    902. 

  902.             <span class="token selector">.wheel-item</span>
    903. 

  903.               <span class="token property-declaration"><span class="token property">list-style</span><span class="token punctuation">:</span> none</span>
    904. 

  904.               <span class="token property-declaration"><span class="token property">height</span><span class="token punctuation">:</span> <span class="token number">36</span><span class="token unit">px</span></span>
    905. 

  905.               <span class="token property-declaration"><span class="token property">overflow</span><span class="token punctuation">:</span> hidden</span>
    906. 

  906.               <span class="token property-declaration"><span class="token property">white-space</span><span class="token punctuation">:</span> nowrap</span>
    907. 

  907.               <span class="token property-declaration"><span class="token property">color</span><span class="token punctuation">:</span> <span class="token hexcode">#333</span></span>
    908. 

  908.               <span class="token selector">&amp;.wheel-disabled-item</span>
    909. 

  909.                 <span class="token property-declaration"><span class="token property">opacity</span><span class="token punctuation">:</span> <span class="token number">.2</span><span class="token punctuation">;</span></span>
    910. 

  910.     <span class="token selector">.picker-footer</span>
    911. 

  911.       <span class="token property-declaration"><span class="token property">height</span><span class="token punctuation">:</span> <span class="token number">20</span><span class="token unit">px</span></span>
    912. 

  912. &lt;/style&gt;</code></pre></div></div> <i class="demo-code-content-copy"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="#ccc"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M8 5H6a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2v-1M8 5a2 2 0 002 2h2a2 2 0 002-2M8 5a2 2 0 012-2h2a2 2 0 012 2m0 0h2a2 2 0 012 2v3m2 4H10m0 0l3-3m-3 3l3 3"></path></svg></i> <!----></div></div> <div class="demo-main"><div class="demo-component-wrap"></div></div></div></li></ul> <h2 id="mousewheel-options"><a href="#mousewheel-options" class="header-anchor">#</a> mouseWheel options</h2> <h3 id="speed"><a href="#speed" class="header-anchor">#</a> speed</h3> <ul><li><strong>Type</strong>: <code>number</code></li> <li><strong>Default</strong>: <code>20</code></li></ul> <p>The speed at which the mouse wheel scrolls.</p> <h3 id="invert"><a href="#invert" class="header-anchor">#</a> invert</h3> <ul><li><strong>Type</strong>: <code>boolean</code></li> <li><strong>Default</strong>: <code>false</code></li></ul> <p>When the value is true, it means that the scrolling direction of the wheel is opposite to that of BetterScroll.</p> <h3 id="easetime"><a href="#easetime" class="header-anchor">#</a> easeTime</h3> <ul><li><strong>Type</strong>: <code>number</code></li> <li><strong>Default</strong>: <code>300</code>(ms)</li></ul> <p>The duration of the scroll animation.</p> <h3 id="discretetime"><a href="#discretetime" class="header-anchor">#</a> discreteTime</h3> <ul><li><strong>Type</strong>: <code>number</code></li> <li><strong>Default</strong>: <code>400</code>(ms)</li></ul> <p>Because the mouse wheel is a discrete movement, there is no event type of <strong>start</strong>, <strong>move</strong>, <strong>end</strong>, so as long as no scroll is detected within <code>discreteTime</code>, then one scroll wheel action ends.</p> <div class="custom-block warning"><p class="custom-block-title">WARNING</p> <p>When integrated with <a href="/docs/en-US/plugins/pulldown.html">pulldown</a> plugin, <code>easeTime</code> and <code>discreteTime</code> will be <strong>internally</strong> modified to <strong>reasonable fixed value</strong> to trigger the <code>pullingDown</code> hook</p></div> <h3 id="throttletime"><a href="#throttletime" class="header-anchor">#</a> throttleTime</h3> <ul><li><strong>Type</strong>: <code>number</code></li> <li><strong>Default</strong>: <code>0</code>(ms)</li></ul> <p>Since the scroll wheel is a high-frequency action, the trigger frequency can be limited by <code>throttleTime</code>. MouseWheel will cache the scrolling distance, and calculate the cached distance and scroll every throttleTime.</p> <blockquote><p>Modifying throttleTime may cause discontinuous scrolling animation, please adjust it according to the actual scene.</p></blockquote> <h3 id="dampingfactor"><a href="#dampingfactor" class="header-anchor">#</a> dampingFactor</h3> <ul><li><strong>Type</strong>: <code>number</code></li> <li><strong>Default</strong>: <code>0.1</code></li></ul> <p>Damping factor, the value range is [0, 1]. When BetterScroll rolls out of the boundary, resistance needs to be applied to prevent the rolling range from being too large. The smaller the value, the greater the resistance.</p> <div class="custom-block tip"><p class="custom-block-title">TIP</p> <p>When <code>mouseWheel</code> is configured as <code>true</code>, the plugin uses the default plugin option.</p> <div class="language-js extra-class"><pre class="language-js"><code><span class="token keyword">const</span> bs <span class="token operator">=</span> <span class="token keyword">new</span> <span class="token class-name">BScroll</span><span class="token punctuation">(</span><span class="token string">'.wrapper'</span><span class="token punctuation">,</span> <span class="token punctuation">{</span>
    913. 

  913.   <span class="token literal-property property">mouseWheel</span><span class="token operator">:</span> <span class="token boolean">true</span>
    914. 

  914. <span class="token punctuation">}</span><span class="token punctuation">)</span>
    915. 

  915. 

  916. <span class="token comment">// equals</span>
    917. 

  917. 

  918. <span class="token keyword">const</span> bs <span class="token operator">=</span> <span class="token keyword">new</span> <span class="token class-name">BScroll</span><span class="token punctuation">(</span><span class="token string">'.wrapper'</span><span class="token punctuation">,</span> <span class="token punctuation">{</span>
    919. 

  919.   <span class="token literal-property property">mouseWheel</span><span class="token operator">:</span> <span class="token punctuation">{</span>
    920. 

  920.     <span class="token literal-property property">speed</span><span class="token operator">:</span> <span class="token number">20</span><span class="token punctuation">,</span>
    921. 

  921.     <span class="token literal-property property">invert</span><span class="token operator">:</span> <span class="token boolean">false</span><span class="token punctuation">,</span>
    922. 

  922.     <span class="token literal-property property">easeTime</span><span class="token operator">:</span> <span class="token number">300</span><span class="token punctuation">,</span>
    923. 

  923.     <span class="token literal-property property">discreteTime</span><span class="token operator">:</span> <span class="token number">400</span><span class="token punctuation">,</span>
    924. 

  924.     <span class="token literal-property property">throttleTime</span><span class="token operator">:</span> <span class="token number">0</span><span class="token punctuation">,</span>
    925. 

  925.     <span class="token literal-property property">dampingFactor</span><span class="token operator">:</span> <span class="token number">0.1</span>
    926. 

  926.   <span class="token punctuation">}</span>
    927. 

  927. <span class="token punctuation">}</span><span class="token punctuation">)</span>
    928. 

  928. </code></pre></div></div> <h2 id="events"><a href="#events" class="header-anchor">#</a> Events</h2> <h3 id="alteroptions"><a href="#alteroptions" class="header-anchor">#</a> alterOptions</h3> <ul><li><strong>Arguments</strong>: <code>MouseWheelConfig</code><div class="language-typescript extra-class"><pre class="language-typescript"><code>  <span class="token keyword">export</span> <span class="token keyword">interface</span> <span class="token class-name">MouseWheelConfig</span> <span class="token punctuation">{</span>
    929. 

  929.     speed<span class="token operator">:</span> <span class="token builtin">number</span>
    930. 

  930.     invert<span class="token operator">:</span> <span class="token builtin">boolean</span>
    931. 

  931.     easeTime<span class="token operator">:</span> <span class="token builtin">number</span>
    932. 

  932.     discreteTime<span class="token operator">:</span> <span class="token builtin">number</span>
    933. 

  933.     throttleTime<span class="token operator">:</span> <span class="token builtin">number</span><span class="token punctuation">,</span>
    934. 

  934.     dampingFactor<span class="token operator">:</span> <span class="token builtin">number</span>
    935. 

  935.   <span class="token punctuation">}</span>
    936. 

  936. </code></pre></div></li> <li><strong>Triggered Timing</strong>: The mousewheel begins to scroll, allowing to modify options to control certain behaviors during scrolling.</li></ul> <h3 id="mousewheelstart"><a href="#mousewheelstart" class="header-anchor">#</a> mousewheelStart</h3> <ul><li><strong>Arguments</strong>: none</li> <li><strong>Triggered Timing</strong>: The mousewheel starts.</li></ul> <h3 id="mousewheelmove"><a href="#mousewheelmove" class="header-anchor">#</a> mousewheelMove</h3> <ul><li><strong>Arguments</strong>: <code>{ x, y }</code></li> <li><code>{ number } x</code>: The current x of BetterScroll</li> <li><code>{ number } y</code>: The current y of BetterScroll</li> <li><strong>Type</strong>: <code>{ x: number, y: number }</code></li> <li><strong>Triggered Timing</strong>: Mousewheel is scrolling</li></ul> <h3 id="mousewheelend"><a href="#mousewheelend" class="header-anchor">#</a> mousewheelEnd</h3> <ul><li><strong>Arguments</strong>:<code>delta</code></li> <li><strong>Type</strong>: <code>WheelDelta</code></li></ul> <div class="language-typescript extra-class"><pre class="language-typescript"><code>  <span class="token keyword">interface</span> <span class="token class-name">WheelDelta</span> <span class="token punctuation">{</span>
    937. 

  937.     x<span class="token operator">:</span> <span class="token builtin">number</span>
    938. 

  938.     y<span class="token operator">:</span> <span class="token builtin">number</span>
    939. 

  939.     directionX<span class="token operator">:</span> Direction
    940. 

  940.     directionY<span class="token operator">:</span> Direction
    941. 

  941.   <span class="token punctuation">}</span>
    942. 

  942. </code></pre></div><ul><li><strong>Triggered Timing</strong>: If the mousewheel hook has not been triggered after <code>discreteTime</code>, a mousewheel action will be settled.</li></ul> <div class="custom-block danger"><p class="custom-block-title">Note</p> <p>Due to the particularity of the mousewheel hook, the dispatch of mousewheelEnd does not mean the end of the scroll animation.</p></div> <div class="custom-block tip"><p class="custom-block-title">TIP</p> <p>In most scenarios, if you want to know the current scroll position of BetterScroll accurately, please listen to the scroll and scrollEnd hooks instead of the <code>mouseXXX</code> hooks.</p></div></div> <footer class="page-edit"><div class="edit-link"><a href="https://github.com/ustbhuangyi/better-scroll/edit/dev/packages/vuepress-docs/docs/en-US/plugins/mouse-wheel.md" target="_blank" rel="noopener noreferrer">Edit this page on GitHub</a> <span><svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15" class="icon outbound"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path> <polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg> <span class="sr-only">(opens new window)</span></span></div> <div class="last-updated"><span class="prefix">Last Updated:</span> <span class="time">7/20/2021, 8:43:04 PM</span></div></footer> <div class="page-nav"><p class="inner"><span class="prev">
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